======================================
| 0
| xx__-> [    2.205642] ------------[ cut here ]------------
| [    2.205690] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/152
| [    2.205773] Tainted: [W]=WARN
[    2.205786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.205818] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.205837] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.205895] RSP: 0018:ff744380803e7cc8 EFLAGS: 00010286
[    2.205914] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.205945] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df2a00
[    2.205971] RBP: 0000000000000000 R08: ff1f41c0019720d0 R09: ff1f41c0032b602c
[    2.205999] R10: ff1f41c0032b1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.206029] R13: 0000000000000010 R14: ff1f41c0032b1000 R15: ff1f41c001df2a00
[    2.206058] FS:  00007f5a2dffb840(0000) GS:ff1f41c0935c9000(0000) knlGS:0000000000000000
[    2.206092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.206114] CR2: 0000000000479648 CR3: 0000000003324003 CR4: 0000000000771ef0
[    2.206144] PKRU: 55555554
[    2.206153] Call Trace:
[    2.206165]  <TASK>
[    2.206175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.206190]  register_netdevice (net/core/dev.c:11488)
[    2.206209]  register_netdev (net/core/dev.c:11552)
[    2.206223]  loopback_net_init (drivers/net/loopback.c:218)
[    2.206241]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.206260]  ops_init (net/core/net_namespace.c:137)
[    2.206276]  setup_net (net/core/net_namespace.c:446)
[    2.206290]  copy_net_ns (net/core/net_namespace.c:579)
[    2.206304]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.206325]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.206347]  ksys_unshare (kernel/fork.c:3243)
[    2.206363]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.206381]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.206396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.206415] RIP: 0033:0x7f5a2e2bdbcb
[    2.206431] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.206490] RSP: 002b:00007ffe923f6b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.206515] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a2e2bdbcb
[    2.206541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.206575] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.206602] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe923f8d80
[    2.206625] R13: 0000000000000001 R14: 00007f5a2dffb6f8 R15: 00007ffe923fa908
| [    2.206666] ---[ end trace 0000000000000000 ]---
| [    2.206760] ------------[ cut here ]------------
| [    2.206779] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/152
| [    2.206854] Tainted: [W]=WARN
[    2.206869] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.206889] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.206910] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.206971] RSP: 0018:ff744380803e7cb0 EFLAGS: 00010286
[    2.206988] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.207011] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df2a00
[    2.207037] RBP: 0000000000000000 R08: ff1f41c0019721d0 R09: ff1f41c00605b030
[    2.207063] R10: ff1f41c0032b6120 R11: fefefefefefefeff R12: 0000000000000000
[    2.207094] R13: 0000000000000010 R14: ff1f41c0032b6000 R15: ff1f41c001df2a00
[    2.207120] FS:  00007f5a2dffb840(0000) GS:ff1f41c0935c9000(0000) knlGS:0000000000000000
[    2.207145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.207167] CR2: 0000000000479648 CR3: 0000000003324003 CR4: 0000000000771ef0
[    2.207193] PKRU: 55555554
[    2.207202] Call Trace:
[    2.207210]  <TASK>
[    2.207223]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.207236]  register_netdevice (net/core/dev.c:11488)
[    2.207250]  register_netdev (net/core/dev.c:11552)
[    2.207262]  sit_init_net (net/ipv6/sit.c:1860)
[    2.207277]  ops_init (net/core/net_namespace.c:137)
[    2.207293]  setup_net (net/core/net_namespace.c:446)
[    2.207307]  copy_net_ns (net/core/net_namespace.c:579)
[    2.207321]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.207338]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.207357]  ksys_unshare (kernel/fork.c:3243)
[    2.207371]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.207387]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.207404]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.207420] RIP: 0033:0x7f5a2e2bdbcb
[    2.207433] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.207489] RSP: 002b:00007ffe923f6b58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.207515] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5a2e2bdbcb
[    2.207539] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.207561] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.207587] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe923f8d80
[    2.207611] R13: 0000000000000001 R14: 00007f5a2dffb6f8 R15: 00007ffe923fa908
| [    2.207652] ---[ end trace 0000000000000000 ]---
| [    2.210971] ------------[ cut here ]------------
| [    2.211002] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/153
| [    2.211069] Tainted: [W]=WARN
[    2.211082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.211109] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.211129] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.211178] RSP: 0018:ff744380803ef7b0 EFLAGS: 00010286
[    2.211194] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.211217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001925600
[    2.211241] RBP: 0000000000000000 R08: ff1f41c0019720d0 R09: ff1f41c00118002c
[    2.211263] R10: ff1f41c0032b1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.211283] R13: 0000000000000010 R14: ff1f41c0032b1000 R15: ff1f41c001925600
[    2.211312] FS:  00007f6ae6038840(0000) GS:ff1f41c093449000(0000) knlGS:0000000000000000
[    2.211334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.211352] CR2: 00000000188e2988 CR3: 000000000194a005 CR4: 0000000000771ef0
[    2.211379] PKRU: 55555554
[    2.211388] Call Trace:
[    2.211396]  <TASK>
[    2.211405]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.211417]  __dev_notify_flags (net/core/dev.c:9787)
[    2.211432]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.211445]  netif_change_flags (net/core/dev.c:9820)
[    2.211457]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.211469]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.211489]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.211501]  ? kmem_cache_alloc_node_noprof (mm/slub.c:4749 mm/slub.c:4883 mm/slub.c:4950)
[    2.211518]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.211530]  ? __alloc_skb (net/core/skbuff.c:702 (discriminator 7))
[    2.211543]  ? netlink_attachskb (net/netlink/af_netlink.c:1222)
[    2.211561]  ? skb_queue_tail (net/core/skbuff.c:4106 (discriminator 4))
[    2.211574]  ? ns_capable (./include/linux/security.h:701 kernel/capability.c:342 kernel/capability.c:363)
[    2.211586]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:871 net/core/rtnetlink.c:7059)
[    2.211604]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.211616]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.211633]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.211647]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.211660]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.211675]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.211690]  ___sys_sendmsg (net/socket.c:2752)
[    2.211705]  __sys_sendmsg (net/socket.c:2784)
[    2.211717]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.211731]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.211748] RIP: 0033:0x7f6ae627208e
[    2.211760] 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
[    2.211820] RSP: 002b:00007fff2f1a3310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.211841] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6ae627208e
[    2.211867] RDX: 0000000000000000 RSI: 00007fff2f1a33c0 RDI: 0000000000000005
[    2.211890] RBP: 00007fff2f1a3320 R08: 0000000000000000 R09: 0000000000000000
[    2.211913] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.211934] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff2f1a3a90
| [    2.211968] ---[ end trace 0000000000000000 ]---
| [    2.225436] ------------[ cut here ]------------
| [    2.225499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/157
| [    2.225634] Tainted: [W]=WARN
[    2.225682] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.225737] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.225790] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.225884] RSP: 0018:ff7443808040fcc8 EFLAGS: 00010286
[    2.225937] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.225996] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df1e00
[    2.226056] RBP: 0000000000000000 R08: ff1f41c00197a0d0 R09: ff1f41c004e5202c
[    2.226124] R10: ff1f41c00605d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.226183] R13: 0000000000000010 R14: ff1f41c00605d000 R15: ff1f41c001df1e00
[    2.226245] FS:  00007f0e40803840(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[    2.226306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.226360] CR2: 00007f0e40a0a430 CR3: 0000000004f7d001 CR4: 0000000000771ef0
[    2.226421] PKRU: 55555554
[    2.226464] Call Trace:
[    2.226509]  <TASK>
[    2.226554]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.226603]  register_netdevice (net/core/dev.c:11488)
[    2.226653]  register_netdev (net/core/dev.c:11552)
[    2.226703]  loopback_net_init (drivers/net/loopback.c:218)
[    2.226754]  ? vsock_sysctl_init_net (net/vmw_vsock/af_vsock.c:2933 net/vmw_vsock/af_vsock.c:2973)
[    2.226807]  ops_init (net/core/net_namespace.c:137)
[    2.226865]  setup_net (net/core/net_namespace.c:446)
[    2.226916]  copy_net_ns (net/core/net_namespace.c:579)
[    2.226965]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.227018]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.227071]  ksys_unshare (kernel/fork.c:3243)
[    2.227130]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.227180]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.227232]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.227289] RIP: 0033:0x7f0e40ac5bcb
[    2.227338] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.227423] RSP: 002b:00007fff08112f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.227483] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0e40ac5bcb
[    2.227541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.227600] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.227657] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff081151a0
[    2.227718] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff08116908
| [    2.227829] ---[ end trace 0000000000000000 ]---
| [    2.227975] ------------[ cut here ]------------
| [    2.228028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/157
| [    2.228165] Tainted: [W]=WARN
[    2.228214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.228268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.228321] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.228407] RSP: 0018:ff7443808040fcb0 EFLAGS: 00010286
[    2.228460] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.228518] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df1e00
[    2.228576] RBP: 0000000000000000 R08: ff1f41c003336c50 R09: ff1f41c004e57030
[    2.228634] R10: ff1f41c004e52120 R11: fefefefefefefeff R12: 0000000000000000
[    2.228692] R13: 0000000000000010 R14: ff1f41c004e52000 R15: ff1f41c001df1e00
[    2.228752] FS:  00007f0e40803840(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[    2.228820] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.228875] CR2: 00007f0e40a0a430 CR3: 0000000004f7d001 CR4: 0000000000771ef0
[    2.228935] PKRU: 55555554
[    2.228979] Call Trace:
[    2.229023]  <TASK>
[    2.229067]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.229126]  register_netdevice (net/core/dev.c:11488)
[    2.229175]  register_netdev (net/core/dev.c:11552)
[    2.229224]  sit_init_net (net/ipv6/sit.c:1860)
[    2.229273]  ops_init (net/core/net_namespace.c:137)
[    2.229324]  setup_net (net/core/net_namespace.c:446)
[    2.229374]  copy_net_ns (net/core/net_namespace.c:579)
[    2.229425]  create_new_namespaces (kernel/nsproxy.c:132)
[    2.229478]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    2.229531]  ksys_unshare (kernel/fork.c:3243)
[    2.229580]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    2.229629]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.229679]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.229731] RIP: 0033:0x7f0e40ac5bcb
[    2.229779] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    2.229873] RSP: 002b:00007fff08112f78 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.229931] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0e40ac5bcb
[    2.229996] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.230055] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.230119] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff081151a0
[    2.230177] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff08116908
| [    2.230279] ---[ end trace 0000000000000000 ]---
| [    2.233545] ------------[ cut here ]------------
| [    2.233578] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/158
| [    2.233651] Tainted: [W]=WARN
[    2.233665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.233692] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.233717] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.233773] RSP: 0018:ff744380804177b0 EFLAGS: 00010286
[    2.233792] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.233827] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df2a00
[    2.233853] RBP: 0000000000000000 R08: ff1f41c00197a0d0 R09: ff1f41c00605b02c
[    2.233878] R10: ff1f41c00605d120 R11: fefefefefefefeff R12: 0000000000000000
[    2.233903] R13: 0000000000000010 R14: ff1f41c00605d000 R15: ff1f41c001df2a00
[    2.233932] FS:  00007ff736d6b840(0000) GS:ff1f41c0935c9000(0000) knlGS:0000000000000000
[    2.233960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.233983] CR2: 0000000039989988 CR3: 0000000004d23005 CR4: 0000000000771ef0
[    2.234008] PKRU: 55555554
[    2.234017] Call Trace:
[    2.234026]  <TASK>
[    2.234036]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.234049]  __dev_notify_flags (net/core/dev.c:9787)
[    2.234066]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.234079]  netif_change_flags (net/core/dev.c:9820)
[    2.234097]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.234114]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.234133]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.234147]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.234161]  ? __alloc_skb (net/core/skbuff.c:702 (discriminator 7))
[    2.234176]  ? netlink_attachskb (net/netlink/af_netlink.c:1222)
[    2.234196]  ? skb_queue_tail (net/core/skbuff.c:4106 (discriminator 4))
[    2.234212]  ? ns_capable (./include/linux/security.h:701 kernel/capability.c:342 kernel/capability.c:363)
[    2.234229]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:871 net/core/rtnetlink.c:7059)
[    2.234246]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.234260]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.234281]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.234295]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.234309]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.234326]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.234339]  ___sys_sendmsg (net/socket.c:2752)
[    2.234353]  __sys_sendmsg (net/socket.c:2784)
[    2.234369]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.234383]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.234400] RIP: 0033:0x7ff736fa508e
[    2.234413] 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
[    2.234468] RSP: 002b:00007ffc15630180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.234494] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff736fa508e
[    2.234518] RDX: 0000000000000000 RSI: 00007ffc15630230 RDI: 0000000000000005
[    2.234542] RBP: 00007ffc15630190 R08: 0000000000000000 R09: 0000000000000000
[    2.234566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.234591] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc15630900
| [    2.234631] ---[ end trace 0000000000000000 ]---
| [    2.254823] ------------[ cut here ]------------
| [    2.254856] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/163
| [    2.254937] Tainted: [W]=WARN
[    2.254953] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.254979] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.255000] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.255067] RSP: 0018:ff7443808043f680 EFLAGS: 00010286
[    2.255091] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.255119] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001925100
[    2.255147] RBP: 0000000000000000 R08: ff1f41c003182110 R09: ff1f41c00614b034
[    2.255169] R10: ff1f41c0030a7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.255195] R13: 0000000000000010 R14: ff1f41c0030a7000 R15: ff1f41c001925100
[    2.255221] FS:  00007f2e08b96840(0000) GS:ff1f41c093449000(0000) knlGS:0000000000000000
[    2.255249] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.255269] CR2: 000000000042ebe0 CR3: 0000000004efd002 CR4: 0000000000771ef0
[    2.255298] PKRU: 55555554
[    2.255307] Call Trace:
[    2.255316]  <TASK>
[    2.255329]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.255346]  __dev_notify_flags (net/core/dev.c:9787)
[    2.255360]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.255377]  veth_newlink (drivers/net/veth.c:1871)
[    2.255393]  rtnl_newlink (net/core/rtnetlink.c:3904 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.255407]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.255427]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.255442]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.255459]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.255473]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.255487]  ___sys_sendmsg (net/socket.c:2752)
[    2.255503]  __sys_sendmsg (net/socket.c:2784)
[    2.255517]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.255532]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.255551] RIP: 0033:0x7f2e08dd008e
[    2.255564] 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
[    2.255626] RSP: 002b:00007fff658f1e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.255650] RAX: ffffffffffffffda RBX: 00007fff658f25a8 RCX: 00007f2e08dd008e
[    2.255682] RDX: 0000000000000000 RSI: 00007fff658f1ec0 RDI: 0000000000000005
[    2.255713] RBP: 00007fff658f1e20 R08: 0000000000000000 R09: 0000000000000000
[    2.255739] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.255765] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff658f2580
| [    2.255799] ---[ end trace 0000000000000000 ]---
| [    2.256191] ------------[ cut here ]------------
| [    2.256217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/163
| [    2.256286] Tainted: [W]=WARN
[    2.256299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.256321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.256338] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.256400] RSP: 0018:ff7443808043f900 EFLAGS: 00010286
[    2.256420] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.256445] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001925e00
[    2.256470] RBP: 0000000000000000 R08: ff1f41c0031777d0 R09: ff1f41c006148034
[    2.256502] R10: ff1f41c001180120 R11: fefefefefefefeff R12: 0000000000000000
[    2.256527] R13: 0000000000000010 R14: ff1f41c001180000 R15: ff1f41c001925e00
[    2.256556] FS:  00007f2e08b96840(0000) GS:ff1f41c093449000(0000) knlGS:0000000000000000
[    2.256582] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.256604] CR2: 000000000042ebe0 CR3: 0000000004efd002 CR4: 0000000000771ef0
[    2.256630] PKRU: 55555554
[    2.256640] Call Trace:
[    2.256647]  <TASK>
[    2.256659]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.256673]  __dev_notify_flags (net/core/dev.c:9787)
[    2.256692]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    2.256708]  rtnl_newlink (net/core/rtnetlink.c:3914 net/core/rtnetlink.c:4035 net/core/rtnetlink.c:4150)
[    2.256724]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.256742]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.256770]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.256786]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.256800]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.256820]  ___sys_sendmsg (net/socket.c:2752)
[    2.256834]  __sys_sendmsg (net/socket.c:2784)
[    2.256850]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.256865]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.256881] RIP: 0033:0x7f2e08dd008e
[    2.256896] 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
[    2.256955] RSP: 002b:00007fff658f1e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.256980] RAX: ffffffffffffffda RBX: 00007fff658f25a8 RCX: 00007f2e08dd008e
[    2.257005] RDX: 0000000000000000 RSI: 00007fff658f1ec0 RDI: 0000000000000005
[    2.257029] RBP: 00007fff658f1e20 R08: 0000000000000000 R09: 0000000000000000
[    2.257053] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.257078] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff658f2580
| [    2.257228] ip (163) used greatest stack depth: 11392 bytes left
| [    2.268828] ------------[ cut here ]------------
| [    2.268886] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/164
| [    2.268965] Tainted: [W]=WARN
[    2.268979] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.269003] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.269027] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.269090] RSP: 0018:ff74438080447768 EFLAGS: 00010286
[    2.269114] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.269140] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df2200
[    2.269166] RBP: 0000000000000000 R08: ff1f41c0031777d0 R09: ff1f41c0032ae034
[    2.269193] R10: ff1f41c001180120 R11: fefefefefefefeff R12: ff7443808044781c
[    2.269218] R13: 0000000000000011 R14: ff1f41c001180000 R15: ff1f41c001df2200
[    2.269245] FS:  00007f858f826840(0000) GS:ff1f41c0935c9000(0000) knlGS:0000000000000000
[    2.269274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.269296] CR2: 00007ffd7a2dcf68 CR3: 0000000006003005 CR4: 0000000000771ef0
[    2.269326] PKRU: 55555554
[    2.269336] Call Trace:
[    2.269347]  <TASK>
[    2.269358]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.269373]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.269395]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.269410]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.269425]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.269446]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.269460]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.269475]  ? __alloc_skb (net/core/skbuff.c:702 (discriminator 7))
[    2.269488]  ? netlink_attachskb (net/netlink/af_netlink.c:1222)
[    2.269509]  ? skb_queue_tail (net/core/skbuff.c:4106 (discriminator 4))
[    2.269524]  ? ns_capable (./include/linux/security.h:701 kernel/capability.c:342 kernel/capability.c:363)
[    2.269540]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:871 net/core/rtnetlink.c:7059)
[    2.269560]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.269577]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.269594]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.269609]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.269624]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.269638]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.269653]  ___sys_sendmsg (net/socket.c:2752)
[    2.269668]  __sys_sendmsg (net/socket.c:2784)
[    2.269683]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.269699]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.269719] RIP: 0033:0x7f858fa6008e
[    2.269732] 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
[    2.269788] RSP: 002b:00007ffc51729350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.269819] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f858fa6008e
[    2.269846] RDX: 0000000000000000 RSI: 00007ffc51729400 RDI: 0000000000000005
[    2.269872] RBP: 00007ffc51729360 R08: 0000000000000000 R09: 0000000000000000
[    2.269900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.269923] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc51729ac0
| [    2.269958] ---[ end trace 0000000000000000 ]---
| [    2.270038] ------------[ cut here ]------------
| [    2.270057] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/164
| [    2.270131] Tainted: [W]=WARN
[    2.270143] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.270166] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.270182] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.270243] RSP: 0018:ff74438080447758 EFLAGS: 00010286
[    2.270261] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.270293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001924e00
[    2.270318] RBP: 0000000000000000 R08: ff1f41c0031777d0 R09: ff1f41c00605b034
[    2.270345] R10: ff1f41c001180120 R11: fefefefefefefeff R12: 0000000000000000
[    2.270370] R13: 0000000000000010 R14: ff1f41c001180000 R15: ff1f41c001924e00
[    2.270398] FS:  00007f858f826840(0000) GS:ff1f41c0935c9000(0000) knlGS:0000000000000000
[    2.270427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.270448] CR2: 00007ffd7a2dcf68 CR3: 0000000006003005 CR4: 0000000000771ef0
[    2.270473] PKRU: 55555554
[    2.270481] Call Trace:
[    2.270490]  <TASK>
[    2.270500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.270513]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.270533]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.270546]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.270560]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.270579]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.270593]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.270606]  ? __alloc_skb (net/core/skbuff.c:702 (discriminator 7))
[    2.270619]  ? netlink_attachskb (net/netlink/af_netlink.c:1222)
[    2.270641]  ? skb_queue_tail (net/core/skbuff.c:4106 (discriminator 4))
[    2.270655]  ? ns_capable (./include/linux/security.h:701 kernel/capability.c:342 kernel/capability.c:363)
[    2.270670]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:871 net/core/rtnetlink.c:7059)
[    2.270693]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.270712]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.270735]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.270755]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.270773]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.270788]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.270802]  ___sys_sendmsg (net/socket.c:2752)
[    2.270823]  __sys_sendmsg (net/socket.c:2784)
[    2.270836]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.270853]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.270870] RIP: 0033:0x7f858fa6008e
[    2.270883] 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
[    2.270943] RSP: 002b:00007ffc51729350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.270966] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f858fa6008e
[    2.270990] RDX: 0000000000000000 RSI: 00007ffc51729400 RDI: 0000000000000005
[    2.271012] RBP: 00007ffc51729360 R08: 0000000000000000 R09: 0000000000000000
[    2.271040] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.271069] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc51729ac0
| [    2.271108] ---[ end trace 0000000000000000 ]---
| [    2.288838] ------------[ cut here ]------------
| [    2.288902] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/167
| [    2.288974] Tainted: [W]=WARN
[    2.288988] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.289017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.289035] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.289102] RSP: 0018:ff7443808044f768 EFLAGS: 00010286
[    2.289121] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.289146] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001925e00
[    2.289171] RBP: 0000000000000000 R08: ff1f41c003182110 R09: ff1f41c001c20034
[    2.289195] R10: ff1f41c0030a7120 R11: fefefefefefefeff R12: ff7443808044f81c
[    2.289219] R13: 0000000000000011 R14: ff1f41c0030a7000 R15: ff1f41c001925e00
[    2.289245] FS:  00007f46f8c00840(0000) GS:ff1f41c093449000(0000) knlGS:0000000000000000
[    2.289271] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.289289] CR2: 00007f46f8ed01a0 CR3: 00000000060ab003 CR4: 0000000000771ef0
[    2.289314] PKRU: 55555554
[    2.289322] Call Trace:
[    2.289334]  <TASK>
[    2.289344]  rtmsg_ifinfo_newnet (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4567)
[    2.289357]  __dev_change_net_namespace (net/core/dev.c:12635)
[    2.289374]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.289389]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.289402]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.289422]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.289436]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.289450]  ? __alloc_skb (net/core/skbuff.c:702 (discriminator 7))
[    2.289462]  ? netlink_attachskb (net/netlink/af_netlink.c:1222)
[    2.289479]  ? skb_queue_tail (net/core/skbuff.c:4106 (discriminator 4))
[    2.289493]  ? ns_capable (./include/linux/security.h:701 kernel/capability.c:342 kernel/capability.c:363)
[    2.289507]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:871 net/core/rtnetlink.c:7059)
[    2.289522]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.289537]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.289552]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.289565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.289578]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.289591]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.289603]  ___sys_sendmsg (net/socket.c:2752)
[    2.289618]  __sys_sendmsg (net/socket.c:2784)
[    2.289633]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.289647]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.289664] RIP: 0033:0x7f46f8e3a08e
[    2.289676] 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
[    2.289733] RSP: 002b:00007ffd20107ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.289760] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f46f8e3a08e
[    2.289786] RDX: 0000000000000000 RSI: 00007ffd20107b80 RDI: 0000000000000005
[    2.289814] RBP: 00007ffd20107ae0 R08: 0000000000000000 R09: 0000000000000000
[    2.289842] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.289868] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd20108240
| [    2.289904] ---[ end trace 0000000000000000 ]---
| [    2.290025] ------------[ cut here ]------------
| [    2.290043] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/167
| [    2.290111] Tainted: [W]=WARN
[    2.290123] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.290145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.290162] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.290210] RSP: 0018:ff7443808044f758 EFLAGS: 00010286
[    2.290227] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.290255] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df2000
[    2.290278] RBP: 0000000000000000 R08: ff1f41c003182110 R09: ff1f41c006148034
[    2.290299] R10: ff1f41c0030a7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.290323] R13: 0000000000000010 R14: ff1f41c0030a7000 R15: ff1f41c001df2000
[    2.290351] FS:  00007f46f8c00840(0000) GS:ff1f41c093449000(0000) knlGS:0000000000000000
[    2.290376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.290397] CR2: 00007f46f8ed01a0 CR3: 00000000060ab003 CR4: 0000000000771ef0
[    2.290419] PKRU: 55555554
[    2.290429] Call Trace:
[    2.290439]  <TASK>
[    2.290448]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.290460]  __dev_change_net_namespace (net/core/dev.c:12695)
[    2.290477]  ? rtnl_getlink (net/core/rtnetlink.c:4296 (discriminator 3))
[    2.290489]  do_setlink.isra.0 (net/core/rtnetlink.c:3108)
[    2.290502]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.290519]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.290531]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.290543]  ? __alloc_skb (net/core/skbuff.c:702 (discriminator 7))
[    2.290555]  ? netlink_attachskb (net/netlink/af_netlink.c:1222)
[    2.290571]  ? skb_queue_tail (net/core/skbuff.c:4106 (discriminator 4))
[    2.290584]  ? ns_capable (./include/linux/security.h:701 kernel/capability.c:342 kernel/capability.c:363)
[    2.290597]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:871 net/core/rtnetlink.c:7059)
[    2.290614]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.290629]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.290647]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.290660]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.290673]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.290691]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.290707]  ___sys_sendmsg (net/socket.c:2752)
[    2.290720]  __sys_sendmsg (net/socket.c:2784)
[    2.290735]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.290748]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.290764] RIP: 0033:0x7f46f8e3a08e
[    2.290777] 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
[    2.290833] RSP: 002b:00007ffd20107ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.290858] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f46f8e3a08e
[    2.290884] RDX: 0000000000000000 RSI: 00007ffd20107b80 RDI: 0000000000000005
[    2.290905] RBP: 00007ffd20107ae0 R08: 0000000000000000 R09: 0000000000000000
[    2.290930] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.290957] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd20108240
| [    2.290988] ---[ end trace 0000000000000000 ]---
| [    2.294475] ------------[ cut here ]------------
| [    2.294497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/168
| [    2.294563] Tainted: [W]=WARN
[    2.294575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.294596] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.294613] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.294669] RSP: 0018:ff744380804577b0 EFLAGS: 00010286
[    2.294689] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.294711] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001924e00
[    2.294735] RBP: 0000000000000000 R08: ff1f41c0031777d0 R09: ff1f41c00605b034
[    2.294757] R10: ff1f41c001180120 R11: fefefefefefefeff R12: 0000000000000000
[    2.294779] R13: 0000000000000010 R14: ff1f41c001180000 R15: ff1f41c001924e00
[    2.294817] FS:  00007fb445c18840(0000) GS:ff1f41c0935c9000(0000) knlGS:0000000000000000
[    2.294841] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.294859] CR2: 000000001c8fa988 CR3: 0000000006003004 CR4: 0000000000771ef0
[    2.294883] PKRU: 55555554
[    2.294890] Call Trace:
[    2.294898]  <TASK>
[    2.294906]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.294918]  __dev_notify_flags (net/core/dev.c:9787)
[    2.294936]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.294948]  netif_change_flags (net/core/dev.c:9820)
[    2.294963]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.294976]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.294993]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.295005]  ? kmem_cache_alloc_node_noprof (mm/slub.c:4749 mm/slub.c:4883 mm/slub.c:4950)
[    2.295024]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.295039]  ? __alloc_skb (net/core/skbuff.c:702 (discriminator 7))
[    2.295051]  ? netlink_attachskb (net/netlink/af_netlink.c:1222)
[    2.295068]  ? skb_queue_tail (net/core/skbuff.c:4106 (discriminator 4))
[    2.295082]  ? ns_capable (./include/linux/security.h:701 kernel/capability.c:342 kernel/capability.c:363)
[    2.295112]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:871 net/core/rtnetlink.c:7059)
[    2.295127]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.295141]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.295157]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.295173]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.295186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.295201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.295213]  ___sys_sendmsg (net/socket.c:2752)
[    2.295226]  __sys_sendmsg (net/socket.c:2784)
[    2.295239]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.295255]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.295270] RIP: 0033:0x7fb445e5208e
[    2.295284] 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
[    2.295338] RSP: 002b:00007ffc48393910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.295363] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb445e5208e
[    2.295384] RDX: 0000000000000000 RSI: 00007ffc483939c0 RDI: 0000000000000005
[    2.295408] RBP: 00007ffc48393920 R08: 0000000000000000 R09: 0000000000000000
[    2.295430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.295451] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc48394090
| [    2.295480] ---[ end trace 0000000000000000 ]---
| [    2.298721] ------------[ cut here ]------------
| [    2.298742] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/169
| [    2.298805] Tainted: [W]=WARN
[    2.298824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.298841] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.298859] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.298911] RSP: 0018:ff7443808045f7b0 EFLAGS: 00010286
[    2.298928] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.298953] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df2000
[    2.298977] RBP: 0000000000000000 R08: ff1f41c003182110 R09: ff1f41c006148034
[    2.298998] R10: ff1f41c0030a7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.299019] R13: 0000000000000010 R14: ff1f41c0030a7000 R15: ff1f41c001df2000
[    2.299046] FS:  00007fbd76cb3840(0000) GS:ff1f41c093449000(0000) knlGS:0000000000000000
[    2.299070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.299099] CR2: 0000000015514988 CR3: 00000000060ab006 CR4: 0000000000771ef0
[    2.299126] PKRU: 55555554
[    2.299135] Call Trace:
[    2.299147]  <TASK>
[    2.299158]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.299170]  __dev_notify_flags (net/core/dev.c:9787)
[    2.299182]  ? rtnl_getlink (./include/linux/skbuff.h:1323 ./include/linux/skbuff.h:1332 net/core/rtnetlink.c:4288)
[    2.299194]  netif_change_flags (net/core/dev.c:9820)
[    2.299207]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    2.299223]  ? __nla_validate_parse (lib/nlattr.c:620)
[    2.299239]  rtnl_newlink (net/core/rtnetlink.c:3840 (discriminator 1) net/core/rtnetlink.c:4013 (discriminator 1) net/core/rtnetlink.c:4150 (discriminator 1))
[    2.299254]  ? kmalloc_reserve (net/core/skbuff.c:613 (discriminator 7))
[    2.299267]  ? __alloc_skb (net/core/skbuff.c:702 (discriminator 7))
[    2.299279]  ? netlink_attachskb (net/netlink/af_netlink.c:1222)
[    2.299297]  ? skb_queue_tail (net/core/skbuff.c:4106 (discriminator 4))
[    2.299312]  ? ns_capable (./include/linux/security.h:701 kernel/capability.c:342 kernel/capability.c:363)
[    2.299326]  ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:871 net/core/rtnetlink.c:7059)
[    2.299343]  ? netlink_unicast (net/netlink/af_netlink.c:1270 net/netlink/af_netlink.c:1360)
[    2.299358]  ? rtnl_calcit.isra.0 (./include/net/netlink.h:1734 (discriminator 1))
[    2.299376]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    2.299391]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    2.299403]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    2.299416]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    2.299432]  ___sys_sendmsg (net/socket.c:2752)
[    2.299446]  __sys_sendmsg (net/socket.c:2784)
[    2.299459]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.299472]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.299489] RIP: 0033:0x7fbd76eed08e
[    2.299503] 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
[    2.299557] RSP: 002b:00007ffcf2d4adb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.299583] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbd76eed08e
[    2.299607] RDX: 0000000000000000 RSI: 00007ffcf2d4ae60 RDI: 0000000000000005
[    2.299634] RBP: 00007ffcf2d4adc0 R08: 0000000000000000 R09: 0000000000000000
[    2.299658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e93e
[    2.299686] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf2d4b530
| [    2.299724] ---[ end trace 0000000000000000 ]---
| [    2.299858] ------------[ cut here ]------------
| [    2.299910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/36
| [    2.300048] Tainted: [W]=WARN
[    2.300102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.300157] Workqueue: events_unbound linkwatch_event
[    2.300210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.300262] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.300361] RSP: 0018:ff7443808014bd50 EFLAGS: 00010286
[    2.300415] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.300480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001925e00
[    2.300546] RBP: 0000000000000000 R08: ff1f41c003182110 R09: ff1f41c004e57034
[    2.300607] R10: ff1f41c0030a7120 R11: fefefefefefefeff R12: 0000000000000000
[    2.300667] R13: 0000000000000010 R14: ff1f41c0030a7000 R15: ff1f41c001925e00
[    2.300746] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[    2.300818] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.300910] CR2: 000055d515c2b128 CR3: 0000000003133003 CR4: 0000000000771ef0
[    2.300971] PKRU: 55555554
[    2.301049] Call Trace:
[    2.301100]  <TASK>
[    2.301145]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.301194]  netif_state_change (net/core/dev.c:1605)
[    2.301257]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.301316]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.301373]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.301424]  process_one_work (kernel/workqueue.c:3314)
[    2.301475]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.301525]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.301575]  kthread (kernel/kthread.c:436)
[    2.301625]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.301676]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.301732]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.301782]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.301890] ---[ end trace 0000000000000000 ]---
| [    2.301989] ------------[ cut here ]------------
| [    2.302039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 0/36
| [    2.302184] Tainted: [W]=WARN
[    2.302246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.302302] Workqueue: events_unbound linkwatch_event
[    2.302356] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.302413] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.302533] RSP: 0018:ff7443808014bd50 EFLAGS: 00010286
[    2.302588] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    2.302648] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001925e00
[    2.302720] RBP: 0000000000000000 R08: ff1f41c0031777d0 R09: ff1f41c004e57034
[    2.302781] R10: ff1f41c001180120 R11: fefefefefefefeff R12: 0000000000000000
[    2.302895] R13: 0000000000000010 R14: ff1f41c001180000 R15: ff1f41c001925e00
[    2.302970] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[    2.303034] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.303106] CR2: 000055d515c2b128 CR3: 0000000003133003 CR4: 0000000000771ef0
[    2.303170] PKRU: 55555554
[    2.303213] Call Trace:
[    2.303256]  <TASK>
[    2.303302]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.303380]  netif_state_change (net/core/dev.c:1605)
[    2.303463]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[    2.303516]  __linkwatch_run_queue (net/core/link_watch.c:240)
[    2.303585]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[    2.303636]  process_one_work (kernel/workqueue.c:3314)
[    2.303688]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[    2.303742]  ? rescuer_thread (kernel/workqueue.c:3672)
[    2.303791]  kthread (kernel/kthread.c:436)
[    2.303850]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.303899]  ret_from_fork (arch/x86/kernel/process.c:158)
[    2.303950]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[    2.304001]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [    2.304137] ---[ end trace 0000000000000000 ]---
| [    2.380278] ------------[ cut here ]------------
| [    2.380322] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: pppd/176
| [    2.380400] Tainted: [W]=WARN
[    2.380412] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.380435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.380454] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.380503] RSP: 0018:ff74438080487d68 EFLAGS: 00010286
[    2.380523] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.380547] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001925a00
[    2.380577] RBP: 0000000000000000 R08: ff1f41c003161090 R09: ff1f41c00614d030
[    2.380605] R10: ff1f41c006148120 R11: fefefefefefefeff R12: 0000000000000000
[    2.380626] R13: 0000000000000010 R14: ff1f41c006148000 R15: ff1f41c001925a00
[    2.380655] FS:  00007f47a02b7dc0(0000) GS:ff1f41c093449000(0000) knlGS:0000000000000000
[    2.380687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.380713] CR2: 000055f9e854e0e1 CR3: 0000000006138001 CR4: 0000000000771ef0
[    2.380740] PKRU: 55555554
[    2.380750] Call Trace:
[    2.380762]  <TASK>
[    2.380772]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.380785]  register_netdevice (net/core/dev.c:11488)
[    2.380801]  ppp_dev_configure (drivers/net/ppp/ppp_generic.c:1213 drivers/net/ppp/ppp_generic.c:1274)
[    2.380823]  ppp_ioctl (drivers/net/ppp/ppp_generic.c:3369 drivers/net/ppp/ppp_generic.c:1059 drivers/net/ppp/ppp_generic.c:730)
[    2.380836]  __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:597 fs/ioctl.c:583 fs/ioctl.c:583)
[    2.380851]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.380867]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.380883] RIP: 0033:0x7f47a06555fd
[    2.380896] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
All code
========
   0:	04 25                	add    $0x25,%al
   2:	28 00                	sub    %al,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	48 89 45 c8          	mov    %rax,-0x38(%rbp)
   a:	31 c0                	xor    %eax,%eax
   c:	48 8d 45 10          	lea    0x10(%rbp),%rax
  10:	c7 45 b0 10 00 00 00 	movl   $0x10,-0x50(%rbp)
  17:	48 89 45 b8          	mov    %rax,-0x48(%rbp)
  1b:	48 8d 45 d0          	lea    -0x30(%rbp),%rax
  1f:	48 89 45 c0          	mov    %rax,-0x40(%rbp)
  23:	b8 10 00 00 00       	mov    $0x10,%eax
  28:	0f 05                	syscall
  2a:*	89 c2                	mov    %eax,%edx		<-- trapping instruction
  2c:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
  31:	77 1a                	ja     0x4d
  33:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
  37:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  3e:	00 00 

Code starting with the faulting instruction
===========================================
   0:	89 c2                	mov    %eax,%edx
   2:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   7:	77 1a                	ja     0x23
   9:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
   d:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  14:	00 00 
[    2.380954] RSP: 002b:00007ffd31f90120 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[    2.380976] RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 00007f47a06555fd
[    2.381004] RDX: 000055f9e8554f70 RSI: 00000000c004743e RDI: 000000000000000d
[    2.381030] RBP: 00007ffd31f90170 R08: 0000000000000000 R09: 0000000000000000
[    2.381054] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd31f90468
[    2.381077] R13: 000000000000000a R14: 00007f47a0fd5000 R15: 000055f9e853f178
| [    2.381115] ---[ end trace 0000000000000000 ]---
| [    2.410643] ------------[ cut here ]------------
| [    2.410680] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: pppd/177
| [    2.410755] Tainted: [W]=WARN
[    2.410767] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.410789] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    2.410820] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    2.410876] RSP: 0018:ff7443808048fd68 EFLAGS: 00010286
[    2.410896] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.410920] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c002f27d00
[    2.410949] RBP: 0000000000000000 R08: ff1f41c003357a50 R09: ff1f41c006212030
[    2.410970] R10: ff1f41c0030a1120 R11: fefefefefefefeff R12: 0000000000000000
[    2.410994] R13: 0000000000000010 R14: ff1f41c0030a1000 R15: ff1f41c002f27d00
[    2.411023] FS:  00007f435f3fddc0(0000) GS:ff1f41c0934c9000(0000) knlGS:0000000000000000
[    2.411051] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.411071] CR2: 00005615a46000e1 CR3: 00000000061c3004 CR4: 0000000000771ef0
[    2.411104] PKRU: 55555554
[    2.411113] Call Trace:
[    2.411124]  <TASK>
[    2.411136]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    2.411149]  register_netdevice (net/core/dev.c:11488)
[    2.411165]  ppp_dev_configure (drivers/net/ppp/ppp_generic.c:1213 drivers/net/ppp/ppp_generic.c:1274)
[    2.411181]  ppp_ioctl (drivers/net/ppp/ppp_generic.c:3369 drivers/net/ppp/ppp_generic.c:1059 drivers/net/ppp/ppp_generic.c:730)
[    2.411197]  __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:597 fs/ioctl.c:583 fs/ioctl.c:583)
[    2.411213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    2.411229]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    2.411247] RIP: 0033:0x7f435f79b5fd
[    2.411267] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
All code
========
   0:	04 25                	add    $0x25,%al
   2:	28 00                	sub    %al,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	48 89 45 c8          	mov    %rax,-0x38(%rbp)
   a:	31 c0                	xor    %eax,%eax
   c:	48 8d 45 10          	lea    0x10(%rbp),%rax
  10:	c7 45 b0 10 00 00 00 	movl   $0x10,-0x50(%rbp)
  17:	48 89 45 b8          	mov    %rax,-0x48(%rbp)
  1b:	48 8d 45 d0          	lea    -0x30(%rbp),%rax
  1f:	48 89 45 c0          	mov    %rax,-0x40(%rbp)
  23:	b8 10 00 00 00       	mov    $0x10,%eax
  28:	0f 05                	syscall
  2a:*	89 c2                	mov    %eax,%edx		<-- trapping instruction
  2c:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
  31:	77 1a                	ja     0x4d
  33:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
  37:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  3e:	00 00 

Code starting with the faulting instruction
===========================================
   0:	89 c2                	mov    %eax,%edx
   2:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   7:	77 1a                	ja     0x23
   9:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
   d:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  14:	00 00 
[    2.411321] RSP: 002b:00007ffeee25d120 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[    2.411346] RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 00007f435f79b5fd
[    2.411371] RDX: 00005615a4606f70 RSI: 00000000c004743e RDI: 000000000000000a
[    2.411395] RBP: 00007ffeee25d170 R08: 0000000000000000 R09: 0000000000000000
[    2.411415] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeee25d468
[    2.411438] R13: 0000000000000015 R14: 00007f436011b000 R15: 00005615a45f1178
| [    2.411472] ---[ end trace 0000000000000000 ]---
| [    5.385946] ------------[ cut here ]------------
| [    5.386106] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: pppd/177
| [    5.386246] Tainted: [W]=WARN
[    5.386272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.386310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.386341] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.386444] RSP: 0018:ff7443808048fc78 EFLAGS: 00010286
[    5.386473] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.386516] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001925800
[    5.386560] RBP: 0000000000000000 R08: ff1f41c003357a50 R09: ff1f41c006212030
[    5.386600] R10: ff1f41c0030a1120 R11: fefefefefefefeff R12: 0000000000000000
[    5.386648] R13: 0000000000000010 R14: ff1f41c0030a1000 R15: ff1f41c001925800
[    5.386697] FS:  00007f435f3fddc0(0000) GS:ff1f41c0934c9000(0000) knlGS:0000000000000000
[    5.386743] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.386781] CR2: 00005615a4646fc0 CR3: 00000000061c3004 CR4: 0000000000771ef0
[    5.386829] PKRU: 55555554
[    5.386844] Call Trace:
[    5.386865]  <TASK>
[    5.386880]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    5.386905]  notifier_call_chain (kernel/notifier.c:85)
[    5.386931]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[    5.386953]  ? sk_ioctl (net/core/sock.c:4476 (discriminator 3) net/core/sock.c:4504 (discriminator 3))
[    5.386976]  netif_set_mtu (net/core/dev.c:9910)
[    5.386997]  dev_set_mtu (net/core/dev_api.c:249)
[    5.387018]  dev_ioctl (net/core/dev_ioctl.c:816)
[    5.387042]  sock_do_ioctl (net/socket.c:1327)
[    5.387061]  __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:597 fs/ioctl.c:583 fs/ioctl.c:583)
[    5.387085]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.387115]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.387145] RIP: 0033:0x7f435f79b5fd
[    5.387168] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
All code
========
   0:	04 25                	add    $0x25,%al
   2:	28 00                	sub    %al,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	48 89 45 c8          	mov    %rax,-0x38(%rbp)
   a:	31 c0                	xor    %eax,%eax
   c:	48 8d 45 10          	lea    0x10(%rbp),%rax
  10:	c7 45 b0 10 00 00 00 	movl   $0x10,-0x50(%rbp)
  17:	48 89 45 b8          	mov    %rax,-0x48(%rbp)
  1b:	48 8d 45 d0          	lea    -0x30(%rbp),%rax
  1f:	48 89 45 c0          	mov    %rax,-0x40(%rbp)
  23:	b8 10 00 00 00       	mov    $0x10,%eax
  28:	0f 05                	syscall
  2a:*	89 c2                	mov    %eax,%edx		<-- trapping instruction
  2c:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
  31:	77 1a                	ja     0x4d
  33:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
  37:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  3e:	00 00 

Code starting with the faulting instruction
===========================================
   0:	89 c2                	mov    %eax,%edx
   2:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   7:	77 1a                	ja     0x23
   9:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
   d:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  14:	00 00 
[    5.387267] RSP: 002b:00007ffeee25d100 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[    5.387312] RAX: ffffffffffffffda RBX: 00000000000005d4 RCX: 00007f435f79b5fd
[    5.387354] RDX: 00007ffeee25d160 RSI: 0000000000008922 RDI: 0000000000000004
[    5.387396] RBP: 00007ffeee25d150 R08: 0000000000000004 R09: 0000000000000030
[    5.387434] R10: 0000000000000031 R11: 0000000000000246 R12: 00005615a4605e20
[    5.387474] R13: 00005615a4602a40 R14: 00000000000005d4 R15: 00005615a4605ee0
| [    5.387538] ---[ end trace 0000000000000000 ]---
| [    5.387580] ------------[ cut here ]------------
| [    5.390542] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: pppd/176
| [    5.390659] Tainted: [W]=WARN
[    5.390679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.390714] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.390738] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.390845] RSP: 0018:ff74438080487c78 EFLAGS: 00010286
[    5.390876] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[    5.390917] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c002f27c00
[    5.390957] RBP: 0000000000000000 R08: ff1f41c003161090 R09: ff1f41c00614d030
[    5.390998] R10: ff1f41c006148120 R11: fefefefefefefeff R12: 0000000000000000
[    5.391038] R13: 0000000000000010 R14: ff1f41c006148000 R15: ff1f41c002f27c00
[    5.391081] FS:  00007f47a02b7dc0(0000) GS:ff1f41c093449000(0000) knlGS:0000000000000000
[    5.391127] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.391160] CR2: 000055f9e8594fc0 CR3: 0000000006138001 CR4: 0000000000771ef0
[    5.391206] PKRU: 55555554
[    5.391221] Call Trace:
[    5.391237]  <TASK>
[    5.391252]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    5.391276]  notifier_call_chain (kernel/notifier.c:85)
[    5.391300]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[    5.391322]  netif_set_mtu (net/core/dev.c:9910)
[    5.391347]  dev_set_mtu (net/core/dev_api.c:249)
[    5.391370]  dev_ioctl (net/core/dev_ioctl.c:816)
[    5.391393]  sock_do_ioctl (net/socket.c:1327)
[    5.391415]  __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:597 fs/ioctl.c:583 fs/ioctl.c:583)
[    5.391436]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.391459]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.391487] RIP: 0033:0x7f47a06555fd
[    5.391508] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
All code
========
   0:	04 25                	add    $0x25,%al
   2:	28 00                	sub    %al,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	48 89 45 c8          	mov    %rax,-0x38(%rbp)
   a:	31 c0                	xor    %eax,%eax
   c:	48 8d 45 10          	lea    0x10(%rbp),%rax
  10:	c7 45 b0 10 00 00 00 	movl   $0x10,-0x50(%rbp)
  17:	48 89 45 b8          	mov    %rax,-0x48(%rbp)
  1b:	48 8d 45 d0          	lea    -0x30(%rbp),%rax
  1f:	48 89 45 c0          	mov    %rax,-0x40(%rbp)
  23:	b8 10 00 00 00       	mov    $0x10,%eax
  28:	0f 05                	syscall
  2a:*	89 c2                	mov    %eax,%edx		<-- trapping instruction
  2c:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
  31:	77 1a                	ja     0x4d
  33:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
  37:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  3e:	00 00 

Code starting with the faulting instruction
===========================================
   0:	89 c2                	mov    %eax,%edx
   2:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   7:	77 1a                	ja     0x23
   9:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
   d:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  14:	00 00 
[    5.391598] RSP: 002b:00007ffd31f90160 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[    5.391641] RAX: ffffffffffffffda RBX: 00000000000005d4 RCX: 00007f47a06555fd
[    5.391687] RDX: 00007ffd31f901c0 RSI: 0000000000008922 RDI: 0000000000000007
[    5.391718] RBP: 00007ffd31f901b0 R08: 0000000000000004 R09: 0000000000000030
[    5.391761] R10: 0000000000000031 R11: 0000000000000246 R12: 000055f9e8553e20
[    5.391801] R13: 000055f9e8550a40 R14: 00000000000005d4 R15: 000055f9e8553ee0
| [    5.391861] ---[ end trace 0000000000000000 ]---
| [    5.397023] ------------[ cut here ]------------
| [    5.397080] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: pppd/177
| [    5.397275] Tainted: [W]=WARN
[    5.397301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.397330] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.397354] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.397468] RSP: 0018:ff7443808048fc10 EFLAGS: 00010286
[    5.397497] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.397536] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001924900
[    5.397580] RBP: 0000000000000000 R08: ff1f41c003357a50 R09: ff1f41c006212030
[    5.397628] R10: ff1f41c0030a1120 R11: fefefefefefefeff R12: 0000000000000000
[    5.397678] R13: 0000000000000010 R14: ff1f41c0030a1000 R15: ff1f41c001924900
[    5.397723] FS:  00007f435f3fddc0(0000) GS:ff1f41c0934c9000(0000) knlGS:0000000000000000
[    5.397769] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.397817] CR2: 00005615a45d03d0 CR3: 00000000061c3004 CR4: 0000000000771ef0
[    5.397863] PKRU: 55555554
[    5.397879] Call Trace:
[    5.397898]  <TASK>
[    5.397914]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.397935]  __dev_notify_flags (net/core/dev.c:9787)
[    5.397956]  netif_change_flags (net/core/dev.c:9820)
[    5.397978]  dev_change_flags (net/core/dev_api.c:68)
[    5.398002]  devinet_ioctl (net/ipv4/devinet.c:1199)
[    5.398028]  inet_ioctl (net/ipv4/af_inet.c:1011)
[    5.398048]  sock_do_ioctl (net/socket.c:1313)
[    5.398068]  __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:597 fs/ioctl.c:583 fs/ioctl.c:583)
[    5.398090]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.398117]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.398146] RIP: 0033:0x7f435f79b5fd
[    5.398168] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
All code
========
   0:	04 25                	add    $0x25,%al
   2:	28 00                	sub    %al,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	48 89 45 c8          	mov    %rax,-0x38(%rbp)
   a:	31 c0                	xor    %eax,%eax
   c:	48 8d 45 10          	lea    0x10(%rbp),%rax
  10:	c7 45 b0 10 00 00 00 	movl   $0x10,-0x50(%rbp)
  17:	48 89 45 b8          	mov    %rax,-0x48(%rbp)
  1b:	48 8d 45 d0          	lea    -0x30(%rbp),%rax
  1f:	48 89 45 c0          	mov    %rax,-0x40(%rbp)
  23:	b8 10 00 00 00       	mov    $0x10,%eax
  28:	0f 05                	syscall
  2a:*	89 c2                	mov    %eax,%edx		<-- trapping instruction
  2c:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
  31:	77 1a                	ja     0x4d
  33:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
  37:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  3e:	00 00 

Code starting with the faulting instruction
===========================================
   0:	89 c2                	mov    %eax,%edx
   2:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   7:	77 1a                	ja     0x23
   9:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
   d:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  14:	00 00 
[    5.398251] RSP: 002b:00007ffeee25d160 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[    5.398295] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f435f79b5fd
[    5.398334] RDX: 00007ffeee25d1c0 RSI: 0000000000008914 RDI: 0000000000000004
[    5.398370] RBP: 00007ffeee25d1b0 R08: 0000000000000004 R09: 00005615b5429230
[    5.398413] R10: 00005615a45e9350 R11: 0000000000000246 R12: 00005615a45f7ea0
[    5.398460] R13: 00005615a45f7f40 R14: 00005615a464bde0 R15: 00005615a464be20
| [    5.398514] ---[ end trace 0000000000000000 ]---
| [    5.398562] ------------[ cut here ]------------
| [    5.407917] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: pppd/176
| [    5.408047] Tainted: [W]=WARN
[    5.408071] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    5.408110] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    5.408145] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    5.408244] RSP: 0018:ff74438080487c10 EFLAGS: 00010286
[    5.408273] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    5.408311] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df2a00
[    5.408353] RBP: 0000000000000000 R08: ff1f41c003161090 R09: ff1f41c00614d030
[    5.408392] R10: ff1f41c006148120 R11: fefefefefefefeff R12: 0000000000000000
[    5.408433] R13: 0000000000000010 R14: ff1f41c006148000 R15: ff1f41c001df2a00
[    5.408473] FS:  00007f47a02b7dc0(0000) GS:ff1f41c093449000(0000) knlGS:0000000000000000
[    5.408514] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    5.408551] CR2: 000055f9e8594fc0 CR3: 0000000006138001 CR4: 0000000000771ef0
[    5.408593] PKRU: 55555554
[    5.408608] Call Trace:
[    5.408623]  <TASK>
[    5.408642]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[    5.408665]  __dev_notify_flags (net/core/dev.c:9787)
[    5.408688]  netif_change_flags (net/core/dev.c:9820)
[    5.408705]  dev_change_flags (net/core/dev_api.c:68)
[    5.408727]  devinet_ioctl (net/ipv4/devinet.c:1199)
[    5.408750]  inet_ioctl (net/ipv4/af_inet.c:1011)
[    5.408770]  ? __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[    5.408792]  sock_do_ioctl (net/socket.c:1313)
[    5.408819]  __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:597 fs/ioctl.c:583 fs/ioctl.c:583)
[    5.408842]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    5.408863]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    5.408893] RIP: 0033:0x7f47a06555fd
[    5.408915] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
All code
========
   0:	04 25                	add    $0x25,%al
   2:	28 00                	sub    %al,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	48 89 45 c8          	mov    %rax,-0x38(%rbp)
   a:	31 c0                	xor    %eax,%eax
   c:	48 8d 45 10          	lea    0x10(%rbp),%rax
  10:	c7 45 b0 10 00 00 00 	movl   $0x10,-0x50(%rbp)
  17:	48 89 45 b8          	mov    %rax,-0x48(%rbp)
  1b:	48 8d 45 d0          	lea    -0x30(%rbp),%rax
  1f:	48 89 45 c0          	mov    %rax,-0x40(%rbp)
  23:	b8 10 00 00 00       	mov    $0x10,%eax
  28:	0f 05                	syscall
  2a:*	89 c2                	mov    %eax,%edx		<-- trapping instruction
  2c:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
  31:	77 1a                	ja     0x4d
  33:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
  37:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  3e:	00 00 

Code starting with the faulting instruction
===========================================
   0:	89 c2                	mov    %eax,%edx
   2:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   7:	77 1a                	ja     0x23
   9:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
   d:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  14:	00 00 
[    5.409012] RSP: 002b:00007ffd31f90160 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[    5.409059] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f47a06555fd
[    5.409107] RDX: 00007ffd31f901c0 RSI: 0000000000008914 RDI: 0000000000000007
[    5.409145] RBP: 00007ffd31f901b0 R08: 0000000000000004 R09: 000055fa0cc22230
[    5.409192] R10: 000055f9e8537350 R11: 0000000000000246 R12: 000055f9e8545ea0
[    5.409234] R13: 000055f9e8545f40 R14: 000055f9e8599de0 R15: 000055f9e8599e20
| [    5.409295] ---[ end trace 0000000000000000 ]---
| [   19.571669] ------------[ cut here ]------------
| [   19.571733] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: pppd/177
| [   19.571878] Tainted: [W]=WARN
[   19.571917] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.571946] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.571990] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.572094] RSP: 0018:ff7443808048fc10 EFLAGS: 00010286
[   19.572130] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   19.572186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.572224] RBP: 0000000000000000 R08: ff1f41c003357a50 R09: ff1f41c006329030
[   19.572277] R10: ff1f41c0030a1120 R11: fefefefefefefeff R12: 0000000000000000
[   19.572320] R13: 0000000000000010 R14: ff1f41c0030a1000 R15: ff1f41c0018fe100
[   19.572373] FS:  00007f435f3fddc0(0000) GS:ff1f41c0934c9000(0000) knlGS:0000000000000000
[   19.572417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.572460] CR2: 00005615b5426438 CR3: 00000000061c3002 CR4: 0000000000771ef0
[   19.572510] PKRU: 55555554
[   19.572523] Call Trace:
[   19.572541]  <TASK>
[   19.572561]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   19.572583]  __dev_notify_flags (net/core/dev.c:9787)
[   19.572606]  netif_change_flags (net/core/dev.c:9820)
[   19.572627]  dev_change_flags (net/core/dev_api.c:68)
[   19.572658]  devinet_ioctl (net/ipv4/devinet.c:1199)
[   19.572681]  inet_ioctl (net/ipv4/af_inet.c:1011)
[   19.572708]  ? pick_next_task_fair (kernel/sched/fair.c:13875 kernel/sched/fair.c:9285)
[   19.572743]  sock_do_ioctl (net/socket.c:1313)
[   19.572775]  __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:597 fs/ioctl.c:583 fs/ioctl.c:583)
[   19.572800]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.572829]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   19.572870]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.572899] RIP: 0033:0x7f435f79b5fd
[   19.572923] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
All code
========
   0:	04 25                	add    $0x25,%al
   2:	28 00                	sub    %al,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	48 89 45 c8          	mov    %rax,-0x38(%rbp)
   a:	31 c0                	xor    %eax,%eax
   c:	48 8d 45 10          	lea    0x10(%rbp),%rax
  10:	c7 45 b0 10 00 00 00 	movl   $0x10,-0x50(%rbp)
  17:	48 89 45 b8          	mov    %rax,-0x48(%rbp)
  1b:	48 8d 45 d0          	lea    -0x30(%rbp),%rax
  1f:	48 89 45 c0          	mov    %rax,-0x40(%rbp)
  23:	b8 10 00 00 00       	mov    $0x10,%eax
  28:	0f 05                	syscall
  2a:*	89 c2                	mov    %eax,%edx		<-- trapping instruction
  2c:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
  31:	77 1a                	ja     0x4d
  33:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
  37:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  3e:	00 00 

Code starting with the faulting instruction
===========================================
   0:	89 c2                	mov    %eax,%edx
   2:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   7:	77 1a                	ja     0x23
   9:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
   d:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  14:	00 00 
[   19.573041] RSP: 002b:00007ffeee25d090 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[   19.573089] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f435f79b5fd
[   19.573136] RDX: 00007ffeee25d0f0 RSI: 0000000000008914 RDI: 0000000000000004
[   19.573180] RBP: 00007ffeee25d0e0 R08: 0000000000000004 R09: 0000000000000020
[   19.573219] R10: 0000000000000021 R11: 0000000000000246 R12: 00005615a45f7ea0
[   19.573259] R13: 0000000000000000 R14: 00007f436011b000 R15: 00005615a45f1178
| [   19.573321] ---[ end trace 0000000000000000 ]---
| [   19.573565] ------------[ cut here ]------------
| [   19.573636] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: pppd/180
| [   19.573872] Tainted: [W]=WARN
[   19.573924] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.573992] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.574075] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.574262] RSP: 0018:ff744380803cfc10 EFLAGS: 00010286
[   19.574366] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   19.574445] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001925500
[   19.574566] RBP: 0000000000000000 R08: ff1f41c003161090 R09: ff1f41c006212030
[   19.574647] R10: ff1f41c006148120 R11: fefefefefefefeff R12: 0000000000000000
[   19.574756] R13: 0000000000000010 R14: ff1f41c006148000 R15: ff1f41c001925500
[   19.574856] FS:  00007f47a02b7dc0(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.574973] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.575071] CR2: 000055fa0cc1f440 CR3: 0000000004f81005 CR4: 0000000000771ef0
[   19.575155] PKRU: 55555554
[   19.575204] Call Trace:
[   19.575303]  <TASK>
[   19.575364]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   19.575425]  __dev_notify_flags (net/core/dev.c:9787)
[   19.575482]  netif_change_flags (net/core/dev.c:9820)
[   19.575544]  dev_change_flags (net/core/dev_api.c:68)
[   19.575607]  devinet_ioctl (net/ipv4/devinet.c:1199)
[   19.575709]  inet_ioctl (net/ipv4/af_inet.c:1011)
[   19.575781]  ? pick_next_task_fair (kernel/sched/fair.c:13875 kernel/sched/fair.c:9285)
[   19.575858]  sock_do_ioctl (net/socket.c:1313)
[   19.575965]  __x64_sys_ioctl (fs/ioctl.c:51 fs/ioctl.c:597 fs/ioctl.c:583 fs/ioctl.c:583)
[   19.576057]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.576158]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.576268] RIP: 0033:0x7f47a06555fd
[   19.576325] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
All code
========
   0:	04 25                	add    $0x25,%al
   2:	28 00                	sub    %al,(%rax)
   4:	00 00                	add    %al,(%rax)
   6:	48 89 45 c8          	mov    %rax,-0x38(%rbp)
   a:	31 c0                	xor    %eax,%eax
   c:	48 8d 45 10          	lea    0x10(%rbp),%rax
  10:	c7 45 b0 10 00 00 00 	movl   $0x10,-0x50(%rbp)
  17:	48 89 45 b8          	mov    %rax,-0x48(%rbp)
  1b:	48 8d 45 d0          	lea    -0x30(%rbp),%rax
  1f:	48 89 45 c0          	mov    %rax,-0x40(%rbp)
  23:	b8 10 00 00 00       	mov    $0x10,%eax
  28:	0f 05                	syscall
  2a:*	89 c2                	mov    %eax,%edx		<-- trapping instruction
  2c:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
  31:	77 1a                	ja     0x4d
  33:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
  37:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  3e:	00 00 

Code starting with the faulting instruction
===========================================
   0:	89 c2                	mov    %eax,%edx
   2:	3d 00 f0 ff ff       	cmp    $0xfffff000,%eax
   7:	77 1a                	ja     0x23
   9:	48 8b 45 c8          	mov    -0x38(%rbp),%rax
   d:	64 48 2b 04 25 28 00 	sub    %fs:0x28,%rax
  14:	00 00 
[   19.576460] RSP: 002b:00007ffd31f900d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[   19.576539] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47a06555fd
[   19.576653] RDX: 00007ffd31f90130 RSI: 0000000000008914 RDI: 0000000000000007
[   19.576790] RBP: 00007ffd31f90120 R08: 0000000000000004 R09: 0000000000000020
[   19.576911] R10: 0000000000000021 R11: 0000000000000246 R12: 000055f9e8545ea0
[   19.576997] R13: 0000000000000000 R14: 00007f47a0fd5000 R15: 000055f9e853f178
| [   19.577150] ---[ end trace 0000000000000000 ]---
| [   19.577613] ------------[ cut here ]------------
| [   19.577706] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: pppd/180
| [   19.577900] Tainted: [W]=WARN
[   19.577966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.578039] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.578151] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.578294] RSP: 0018:ff744380803cfdb8 EFLAGS: 00010286
[   19.578395] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   19.578495] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001907500
[   19.578578] RBP: 0000000000000000 R08: ff1f41c003161090 R09: ff1f41c006160030
[   19.578667] R10: ff1f41c006148120 R11: fefefefefefefeff R12: 0000000000000000
[   19.578800] R13: 0000000000000011 R14: ff1f41c006148000 R15: ff1f41c001907500
[   19.578889] FS:  00007f47a02b7dc0(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.578977] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.579062] CR2: 00007fcc77cba0a0 CR3: 0000000004f81005 CR4: 0000000000771ef0
[   19.579156] PKRU: 55555554
[   19.579206] Call Trace:
[   19.579260]  <TASK>
[   19.579308]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.579435]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309)
[   19.579508]  ppp_release (./include/linux/netdevice.h:3455 drivers/net/ppp/ppp_generic.c:415)
[   19.579587]  __fput (fs/file_table.c:510)
[   19.579695]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   19.579757]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.579847]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.579925] RIP: 0033:0x7f47a05d208e
[   19.580029] 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
[   19.580213] RSP: 002b:00007ffd31f901e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   19.580304] RAX: ffffffffffffffda RBX: 000055f9e8550a40 RCX: 00007f47a05d208e
[   19.580425] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000000d
[   19.580514] RBP: 00007ffd31f901f0 R08: 0000000000000000 R09: 0000000000000000
[   19.580595] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   19.580721] R13: 000000000000000a R14: 00007f47a0fd5000 R15: 000055f9e853f178
| [   19.580851] ---[ end trace 0000000000000000 ]---
| [   19.593088] ------------[ cut here ]------------
| [   19.593151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: pppd/177
| [   19.593270] Tainted: [W]=WARN
[   19.593306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.593345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.593400] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.593505] RSP: 0018:ff7443808048fdb8 EFLAGS: 00010286
[   19.593540] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   19.593592] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c001df2600
[   19.593643] RBP: 0000000000000000 R08: ff1f41c003357a50 R09: ff1f41c0030d7030
[   19.593685] R10: ff1f41c0030a1120 R11: fefefefefefefeff R12: 0000000000000000
[   19.593735] R13: 0000000000000011 R14: ff1f41c0030a1000 R15: ff1f41c001df2600
[   19.593798] FS:  00007f435f3fddc0(0000) GS:ff1f41c0935c9000(0000) knlGS:0000000000000000
[   19.593861] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.593906] CR2: 00005609f28efd88 CR3: 00000000061c3006 CR4: 0000000000771ef0
[   19.593993] PKRU: 55555554
[   19.594008] Call Trace:
[   19.594041]  <TASK>
[   19.594057]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.594095]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309)
[   19.594165]  ppp_release (./include/linux/netdevice.h:3455 drivers/net/ppp/ppp_generic.c:415)
[   19.594187]  __fput (fs/file_table.c:510)
[   19.594210]  __x64_sys_close (fs/open.c:1507 fs/open.c:1492 fs/open.c:1492)
[   19.594230]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.594263]  ? __sysvec_call_function_single (arch/x86/kernel/smp.c:272)
[   19.594297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.594328] RIP: 0033:0x7f435f71808e
[   19.594354] 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
[   19.594463] RSP: 002b:00007ffeee25d1e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[   19.594514] RAX: ffffffffffffffda RBX: 00005615a4602a40 RCX: 00007f435f71808e
[   19.594583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000000a
[   19.594625] RBP: 00007ffeee25d1f0 R08: 0000000000000000 R09: 0000000000000000
[   19.594674] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   19.594726] R13: 0000000000000015 R14: 00007f436011b000 R15: 00005615a45f1178
| [   19.594809] ---[ end trace 0000000000000000 ]---
| [   19.603902] ------------[ cut here ]------------
| [   19.603966] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.604232] Tainted: [W]=WARN
[   19.604287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.604357] Workqueue: netns cleanup_net
[   19.604415] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.604478] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.604607] RSP: 0018:ff7443808023fce8 EFLAGS: 00010286
[   19.604670] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   19.604745] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.604828] RBP: 0000000000000000 R08: ff1f41c003336c50 R09: ff1f41c004e4c030
[   19.604909] R10: ff1f41c004e52120 R11: fefefefefefefeff R12: 0000000000000000
[   19.604984] R13: 0000000000000011 R14: ff1f41c004e52000 R15: ff1f41c0018fe100
[   19.605063] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.605148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.605216] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.605294] PKRU: 55555554
[   19.605342] Call Trace:
[   19.605390]  <TASK>
[   19.605438]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.605502]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   19.605560]  cleanup_net (net/core/net_namespace.c:702)
[   19.605617]  process_one_work (kernel/workqueue.c:3314)
[   19.605676]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.605732]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.605788]  kthread (kernel/kthread.c:436)
[   19.605854]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.605911]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.605970]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.606033]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.606139] ---[ end trace 0000000000000000 ]---
| [   19.616845] ------------[ cut here ]------------
| [   19.616912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.617095] Tainted: [W]=WARN
[   19.617155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.617225] Workqueue: netns cleanup_net
[   19.617283] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.617347] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.617479] RSP: 0018:ff7443808023fc08 EFLAGS: 00010286
[   19.617542] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   19.617619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.617695] RBP: 0000000000000000 R08: ff1f41c003182110 R09: ff1f41c004e52034
[   19.617770] R10: ff1f41c0030a7120 R11: fefefefefefefeff R12: 0000000000000000
[   19.617854] R13: 0000000000000010 R14: ff1f41c0030a7000 R15: ff1f41c0018fe100
[   19.617934] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.618011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.618081] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.618168] PKRU: 55555554
[   19.618217] Call Trace:
[   19.618265]  <TASK>
[   19.618314]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   19.618370]  netif_close_many (net/core/dev.c:1804)
[   19.618428]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.618492]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.618556]  ? xas_load (lib/xarray.c:239)
[   19.618613]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.618677]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.618734]  cleanup_net (net/core/net_namespace.c:702)
[   19.618791]  process_one_work (kernel/workqueue.c:3314)
[   19.618854]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.618911]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.618975]  kthread (kernel/kthread.c:436)
[   19.619031]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.619087]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.619151]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.619208]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.619313] ---[ end trace 0000000000000000 ]---
| [   19.619400] ------------[ cut here ]------------
| [   19.619466] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.619656] Tainted: [W]=WARN
[   19.619710] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.619779] Workqueue: netns cleanup_net
[   19.619843] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.619910] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.620041] RSP: 0018:ff7443808023fc08 EFLAGS: 00010286
[   19.620105] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   19.620188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.620265] RBP: 0000000000000000 R08: ff1f41c0031777d0 R09: ff1f41c004e52034
[   19.620340] R10: ff1f41c001180120 R11: fefefefefefefeff R12: 0000000000000000
[   19.620414] R13: 0000000000000010 R14: ff1f41c001180000 R15: ff1f41c0018fe100
[   19.620493] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.620572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.620641] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.620718] PKRU: 55555554
[   19.620766] Call Trace:
[   19.620821]  <TASK>
[   19.620869]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   19.620926]  netif_close_many (net/core/dev.c:1804)
[   19.620983]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.621047]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.621110]  ? xas_load (lib/xarray.c:239)
[   19.621173]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.621236]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.621293]  cleanup_net (net/core/net_namespace.c:702)
[   19.621351]  process_one_work (kernel/workqueue.c:3314)
[   19.621410]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.621466]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.621523]  kthread (kernel/kthread.c:436)
[   19.621579]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.621635]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.621691]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.621747]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.621858] ---[ end trace 0000000000000000 ]---
| [   19.621940] ------------[ cut here ]------------
| [   19.622001] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.622195] Tainted: [W]=WARN
[   19.622249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.622318] Workqueue: netns cleanup_net
[   19.622375] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.622440] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.622573] RSP: 0018:ff7443808023fc08 EFLAGS: 00010286
[   19.622635] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   19.622713] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.622791] RBP: 0000000000000000 R08: ff1f41c00197a0d0 R09: ff1f41c004e5202c
[   19.622870] R10: ff1f41c00605d120 R11: fefefefefefefeff R12: 0000000000000000
[   19.622946] R13: 0000000000000010 R14: ff1f41c00605d000 R15: ff1f41c0018fe100
[   19.623025] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.623102] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.623176] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.623253] PKRU: 55555554
[   19.623301] Call Trace:
[   19.623349]  <TASK>
[   19.623398]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   19.623456]  netif_close_many (net/core/dev.c:1804)
[   19.623514]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.623579]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.623643]  ? xas_load (lib/xarray.c:239)
[   19.623699]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.623763]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.623827]  cleanup_net (net/core/net_namespace.c:702)
[   19.623886]  process_one_work (kernel/workqueue.c:3314)
[   19.623943]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.624001]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.624057]  kthread (kernel/kthread.c:436)
[   19.624113]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.624174]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.624230]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.624286]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.624392] ---[ end trace 0000000000000000 ]---
| [   19.624502] ------------[ cut here ]------------
| [   19.624565] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.624749] Tainted: [W]=WARN
[   19.624804] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.624882] Workqueue: netns cleanup_net
[   19.624939] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.625002] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.625133] RSP: 0018:ff7443808023fc78 EFLAGS: 00010286
[   19.625204] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   19.625281] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.625357] RBP: 0000000000000000 R08: ff1f41c003182110 R09: ff1f41c0029c5034
[   19.625439] R10: ff1f41c0030a7120 R11: fefefefefefefeff R12: 0000000000000000
[   19.625515] R13: 0000000000000011 R14: ff1f41c0030a7000 R15: ff1f41c0018fe100
[   19.625595] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.625673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.625742] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.625827] PKRU: 55555554
[   19.625876] Call Trace:
[   19.625925]  <TASK>
[   19.625973]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.626038]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.626102]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.626164]  cleanup_net (net/core/net_namespace.c:702)
[   19.626223]  process_one_work (kernel/workqueue.c:3314)
[   19.626281]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.626337]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.626394]  kthread (kernel/kthread.c:436)
[   19.626452]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.626509]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.626565]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.626621]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.626725] ---[ end trace 0000000000000000 ]---
| [   19.626853] ------------[ cut here ]------------
| [   19.626914] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.627104] Tainted: [W]=WARN
[   19.627166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.627236] Workqueue: netns cleanup_net
[   19.627293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.627356] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.627491] RSP: 0018:ff7443808023fc78 EFLAGS: 00010286
[   19.627559] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   19.627633] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.627712] RBP: 0000000000000000 R08: ff1f41c0031777d0 R09: ff1f41c001c20834
[   19.627789] R10: ff1f41c001180120 R11: fefefefefefefeff R12: 0000000000000000
[   19.627874] R13: 0000000000000011 R14: ff1f41c001180000 R15: ff1f41c0018fe100
[   19.627956] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.628038] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.628109] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.628195] PKRU: 55555554
[   19.628243] Call Trace:
[   19.628291]  <TASK>
[   19.628340]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.628407]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.628474]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.628531]  cleanup_net (net/core/net_namespace.c:702)
[   19.628588]  process_one_work (kernel/workqueue.c:3314)
[   19.628645]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.628703]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.628759]  kthread (kernel/kthread.c:436)
[   19.628825]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.628882]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.628939]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.628996]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.629102] ---[ end trace 0000000000000000 ]---
| [   19.629228] ------------[ cut here ]------------
| [   19.629290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.629476] Tainted: [W]=WARN
[   19.629532] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.629601] Workqueue: netns cleanup_net
[   19.629659] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.629724] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.629864] RSP: 0018:ff7443808023fc78 EFLAGS: 00010286
[   19.629927] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   19.630004] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.630079] RBP: 0000000000000000 R08: ff1f41c00197a0d0 R09: ff1f41c004e4e82c
[   19.630165] R10: ff1f41c00605d120 R11: fefefefefefefeff R12: 0000000000000000
[   19.630242] R13: 0000000000000011 R14: ff1f41c00605d000 R15: ff1f41c0018fe100
[   19.630322] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.630399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.630472] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.630552] PKRU: 55555554
[   19.630601] Call Trace:
[   19.630649]  <TASK>
[   19.630698]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.630762]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.630831]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.630890]  cleanup_net (net/core/net_namespace.c:702)
[   19.630946]  process_one_work (kernel/workqueue.c:3314)
[   19.631003]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.631060]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.631116]  kthread (kernel/kthread.c:436)
[   19.631178]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.631235]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.631291]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.631348]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.631453] ---[ end trace 0000000000000000 ]---
| [   19.653855] ------------[ cut here ]------------
| [   19.653929] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.654125] Tainted: [W]=WARN
[   19.654182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.654252] Workqueue: netns cleanup_net
[   19.654310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.654374] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.654508] RSP: 0018:ff7443808023fce8 EFLAGS: 00010286
[   19.654572] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   19.654649] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.654727] RBP: 0000000000000000 R08: ff1f41c0019721d0 R09: ff1f41c0032af830
[   19.654805] R10: ff1f41c0032b6120 R11: fefefefefefefeff R12: 0000000000000000
[   19.654890] R13: 0000000000000011 R14: ff1f41c0032b6000 R15: ff1f41c0018fe100
[   19.654971] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.655048] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.655117] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.655204] PKRU: 55555554
[   19.655253] Call Trace:
[   19.655301]  <TASK>
[   19.655349]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.655414]  ops_undo_list (net/core/net_namespace.c:187 net/core/net_namespace.c:248)
[   19.655471]  cleanup_net (net/core/net_namespace.c:702)
[   19.655528]  process_one_work (kernel/workqueue.c:3314)
[   19.655585]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.655643]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.655700]  kthread (kernel/kthread.c:436)
[   19.655757]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.655821]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.655878]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.655934]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.656040] ---[ end trace 0000000000000000 ]---
| [   19.664833] ------------[ cut here ]------------
| [   19.664900] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.665082] Tainted: [W]=WARN
[   19.665136] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.665210] Workqueue: netns cleanup_net
[   19.665268] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.665331] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.665468] RSP: 0018:ff7443808023fc08 EFLAGS: 00010286
[   19.665533] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   19.665608] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.665684] RBP: 0000000000000000 R08: ff1f41c0019720d0 R09: ff1f41c0032b602c
[   19.665760] R10: ff1f41c0032b1120 R11: fefefefefefefeff R12: 0000000000000000
[   19.665847] R13: 0000000000000010 R14: ff1f41c0032b1000 R15: ff1f41c0018fe100
[   19.665926] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.666004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.666074] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.666159] PKRU: 55555554
[   19.666208] Call Trace:
[   19.666257]  <TASK>
[   19.666305]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:4560)
[   19.666362]  netif_close_many (net/core/dev.c:1804)
[   19.666420]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.666483]  ? xas_load (lib/xarray.c:239)
[   19.666542]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.666605]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.666662]  cleanup_net (net/core/net_namespace.c:702)
[   19.666719]  process_one_work (kernel/workqueue.c:3314)
[   19.666776]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.666839]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.666896]  kthread (kernel/kthread.c:436)
[   19.666952]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.667008]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.667065]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.667121]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   19.667231] ---[ end trace 0000000000000000 ]---
| [   19.667339] ------------[ cut here ]------------
| [   19.667404] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: 1/65
| [   19.667597] Tainted: [W]=WARN
[   19.667651] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.667722] Workqueue: netns cleanup_net
[   19.667779] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.667850] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 ac fb ff b9 a6 ff ff
All code
========
   0:	80 00 00             	addb   $0x0,(%rax)
   3:	00 e8                	add    %ch,%al
   5:	59                   	pop    %rcx
   6:	d9 ff                	fcos
   8:	ff 48 83             	decl   -0x7d(%rax)
   b:	c4                   	(bad)
   c:	38 85 c0 75 18 48    	cmp    %al,0x481875c0(%rbp)
  12:	83 c4 08             	add    $0x8,%esp
  15:	4c 89 f8             	mov    %r15,%rax
  18:	5b                   	pop    %rbx
  19:	5d                   	pop    %rbp
  1a:	41 5c                	pop    %r12
  1c:	41 5d                	pop    %r13
  1e:	41 5e                	pop    %r14
  20:	41 5f                	pop    %r15
  22:	c3                   	ret
  23:	44 8b 48 08          	mov    0x8(%rax),%r9d
  27:	eb b4                	jmp    0xffffffffffffffdd
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	4c 89 fe             	mov    %r15,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 76 ac fb ff       	call   0xfffffffffffbacb2
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	4c 89 fe             	mov    %r15,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 76 ac fb ff       	call   0xfffffffffffbac88
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.667986] RSP: 0018:ff7443808023fc78 EFLAGS: 00010286
[   19.668050] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   19.668128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f41c0018fe100
[   19.668211] RBP: 0000000000000000 R08: ff1f41c0019720d0 R09: ff1f41c0032ba02c
[   19.668288] R10: ff1f41c0032b1120 R11: fefefefefefefeff R12: 0000000000000000
[   19.668364] R13: 0000000000000011 R14: ff1f41c0032b1000 R15: ff1f41c0018fe100
[   19.668445] FS:  0000000000000000(0000) GS:ff1f41c093549000(0000) knlGS:0000000000000000
[   19.668529] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.668600] CR2: 00007f7df6557f98 CR3: 000000003e643005 CR4: 0000000000771ef0
[   19.668679] PKRU: 55555554
[   19.668728] Call Trace:
[   19.668776]  <TASK>
[   19.668831]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.668895]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   19.668959]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   19.669016]  cleanup_net (net/core/net_namespace.c:702)
[   19.669074]  process_one_work (kernel/workqueue.c:3314)
[   19.669131]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   19.669191]  ? rescuer_thread (kernel/workqueue.c:3672)
[   19.669248]  kthread (kernel/kthread.c:436)
[   19.669304]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))
[   19.669361]  ret_from_fork (arch/x86/kernel/process.c:158)
[   19.669417]  ? kthread_park (kernel/kthread.c:725 (discriminator 4))


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:dev_change_flags
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netif_set_mtu_ext:netif_set_mtu
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:sit_init_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_change_net_namespace:rtnl_newlink:netlink_rcv_skb
rtmsg_ifinfo_build_skb:rtmsg_ifinfo_newnet:__dev_change_net_namespace:rtnl_newlink:netlink_rcv_skb
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:ppp_dev_configure:ppp_ioctl
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:unregister_netdevice_queue:ppp_release:__fput
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:ops_undo_list:cleanup_net:process_one_work
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init