======================================
| xx__-> [   10.716657][  T186] ------------[ cut here ]------------
| [   10.716907][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.717248][  T186] Modules linked in: veth
| [   10.717698][  T186] Tainted: [W]=WARN
[   10.717808][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.717994][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.718197][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.718723][  T186] RSP: 0018:ffa0000000866e30 EFLAGS: 00010286
[   10.718909][  T186] RAX: 00000000ffffffa6 RBX: ff1100000c0a3380 RCX: 1ff400000010cd8c
[   10.719137][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0a3438
[   10.719362][  T186] RBP: ff11000007604000 R08: 1fe2200001814688 R09: ff1100000c51ae80
[   10.719578][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.719798][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000939bc00
[   10.720017][  T186] FS:  00007f6759d1b840(0000) GS:ff11000098f30000(0000) knlGS:0000000000000000
[   10.720278][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.720464][  T186] CR2: 000055a419aafec8 CR3: 000000000c300002 CR4: 0000000000771ef0
[   10.720679][  T186] PKRU: 55555554
[   10.720792][  T186] Call Trace:
[   10.720950][  T186]  <TASK>
[   10.721028][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.721240][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.721395][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.721505][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.721654][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.721799][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.721947][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.722090][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.722255][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.722408][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.722554][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.722701][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.722844][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.722988][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.723142][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.723295][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.723487][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.723634][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.723780][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.723941][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.724090][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.724251][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.724403][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.724553][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.724697][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.724842][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.724996][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.725146][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.725299][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.725454][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.725602][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.725751][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.725897][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.726045][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.726194][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.726349][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.726494][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.726642][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.726807][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.726951][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.727094][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.727247][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.727402][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.727550][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.727694][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.727839][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.727990][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.728139][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.728284][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.728434][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.728578][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.728724][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.728869][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.729020][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.729177][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.729328][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.729474][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.729652][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.729806][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.729951][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.730095][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.730260][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.730411][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.730556][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.730701][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.730849][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.730993][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.731142][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.731290][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.731440][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.731586][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.731733][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.731914][  T186] RIP: 0033:0x7f6759f5508e
[   10.732067][  T186] 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
[   10.732594][  T186] RSP: 002b:00007ffc6db97080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.732814][  T186] RAX: ffffffffffffffda RBX: 00007ffc6db97818 RCX: 00007f6759f5508e
[   10.733030][  T186] RDX: 0000000000000000 RSI: 00007ffc6db97130 RDI: 0000000000000005
[   10.733255][  T186] RBP: 00007ffc6db97090 R08: 0000000000000000 R09: 0000000000000000
[   10.733478][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec0
[   10.733695][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6db977f0
| [   10.751646][  T186] ------------[ cut here ]------------
| [   10.751827][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.752079][  T186] Modules linked in: veth
| [   10.753728][  T186] Tainted: [W]=WARN
[   10.753843][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.754023][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.754343][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.754871][  T186] RSP: 0018:ffa00000008671b0 EFLAGS: 00010286
[   10.755053][  T186] RAX: 00000000ffffffa6 RBX: ff11000001f84580 RCX: 1ff400000010cdfc
[   10.755332][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f84638
[   10.755551][  T186] RBP: ff11000007f39000 R08: 1fe22000003f08c8 R09: ff1100000c51ae80
[   10.755759][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.755967][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.756183][  T186] FS:  00007f6759d1b840(0000) GS:ff11000098f30000(0000) knlGS:0000000000000000
[   10.756441][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.756622][  T186] CR2: 000055a419aafec8 CR3: 000000000c300002 CR4: 0000000000771ef0
[   10.756834][  T186] PKRU: 55555554
[   10.756939][  T186] Call Trace:
[   10.757046][  T186]  <TASK>
[   10.757124][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.757269][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.757386][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.757535][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.757684][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.757828][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.757972][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.758121][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.758265][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.758419][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.758575][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.758723][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.758870][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.759014][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.759164][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.759306][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.759514][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.759723][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.759876][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.760023][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.760241][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.760458][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.760669][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.760884][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.761098][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.761321][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.761504][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.761715][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.761941][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.762183][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.762410][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.762620][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.762770][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.762912][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.763053][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.763201][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.763351][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.763497][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.763637][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.763776][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.763957][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.764101][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.764246][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.764392][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.764543][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.764682][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.764821][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.764963][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.765104][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.765257][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.765406][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.765551][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.765696][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.765835][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.765978][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.766161][  T186] RIP: 0033:0x7f6759f5508e
[   10.766350][  T186] 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
[   10.766844][  T186] RSP: 002b:00007ffc6db97080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.767060][  T186] RAX: ffffffffffffffda RBX: 00007ffc6db97818 RCX: 00007f6759f5508e
[   10.767275][  T186] RDX: 0000000000000000 RSI: 00007ffc6db97130 RDI: 0000000000000005
[   10.767489][  T186] RBP: 00007ffc6db97090 R08: 0000000000000000 R09: 0000000000000000
[   10.767698][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec0
[   10.767908][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6db977f0
| [   10.913907][  T197] ------------[ cut here ]------------
| [   10.914102][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/197
| [   10.914383][  T197] Modules linked in: veth
| [   10.914807][  T197] Tainted: [W]=WARN
[   10.914919][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.915176][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.915431][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.916215][  T197] RSP: 0018:ffa0000000556e30 EFLAGS: 00010286
[   10.916446][  T197] RAX: 00000000ffffffa6 RBX: ff1100000a262740 RCX: 1ff40000000aad8c
[   10.916676][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a2627f8
[   10.916900][  T197] RBP: ff11000007704000 R08: 1fe220000144c500 R09: ff1100000cd8ae80
[   10.917124][  T197] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.917423][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a37f180
[   10.917760][  T197] FS:  00007faa6fb6d840(0000) GS:ff11000098e30000(0000) knlGS:0000000000000000
[   10.918029][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.918227][  T197] CR2: 000055af7ed8c828 CR3: 0000000004de6002 CR4: 0000000000771ef0
[   10.918460][  T197] PKRU: 55555554
[   10.918583][  T197] Call Trace:
[   10.918736][  T197]  <TASK>
[   10.918811][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.918961][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.919071][  T197]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.919422][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.919572][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.919716][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.919861][  T197]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.920043][  T197]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.920322][  T197]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.920479][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.920692][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.920838][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.921022][  T197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.921296][  T197]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.921449][  T197] veth_newlink (drivers/net/veth.c:1871) veth
[   10.921652][  T197]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.921845][  T197]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.921996][  T197]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.922221][  T197]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.922389][  T197]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.922535][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.922745][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.922891][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.923044][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.923195][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.923350][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.923496][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.923642][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.923792][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.923944][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.924096][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.924247][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.924402][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.924579][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.924793][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.925020][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.925256][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.925435][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.925615][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.925831][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.926058][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.926297][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.926507][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.926653][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.926798][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.926944][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.927092][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.927242][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.927394][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.927541][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.927683][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.927829][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.927977][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.928124][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.928271][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.928449][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.928592][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.928770][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.928919][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.929063][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.929213][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.929372][  T197]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.929521][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.929664][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.929812][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.929955][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.930099][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.930250][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.930400][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.930560][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.930739][  T197] RIP: 0033:0x7faa6fda708e
[   10.930893][  T197] 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
[   10.931501][  T197] RSP: 002b:00007fffc32f9f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.931722][  T197] RAX: ffffffffffffffda RBX: 00007fffc32fa728 RCX: 00007faa6fda708e
[   10.931937][  T197] RDX: 0000000000000000 RSI: 00007fffc32fa040 RDI: 0000000000000005
[   10.932160][  T197] RBP: 00007fffc32f9fa0 R08: 0000000000000000 R09: 0000000000000000
[   10.932382][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec1
[   10.932596][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc32fa700
| [   10.944222][  T197] ------------[ cut here ]------------
| [   10.944390][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/197
| [   10.944640][  T197] Modules linked in: veth
| [   10.945056][  T197] Tainted: [W]=WARN
[   10.945185][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.945368][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.945606][  T197] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.946254][  T197] RSP: 0018:ffa00000005571b0 EFLAGS: 00010286
[   10.946460][  T197] RAX: 00000000ffffffa6 RBX: ff1100000a19ce40 RCX: 1ff40000000aadfc
[   10.946740][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a19cef8
[   10.946949][  T197] RBP: ff1100000a21c000 R08: 1fe22000014339e0 R09: ff1100000cd8ae80
[   10.947171][  T197] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.947414][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.947680][  T197] FS:  00007faa6fb6d840(0000) GS:ff11000098e30000(0000) knlGS:0000000000000000
[   10.947930][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.948115][  T197] CR2: 000055af7ed8c828 CR3: 0000000004de6002 CR4: 0000000000771ef0
[   10.948331][  T197] PKRU: 55555554
[   10.948442][  T197] Call Trace:
[   10.948548][  T197]  <TASK>
[   10.948621][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.948766][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.948872][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[   10.949019][  T197]  ? netif_change_name (net/core/dev.c:1495)
[   10.949233][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.949380][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.949527][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.949669][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.949807][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.949946][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.950099][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.950303][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.950453][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.950593][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.950732][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.950877][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.951015][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.951155][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.951296][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.951454][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.951595][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.951733][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.951909][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.952122][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.952273][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.952418][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.952563][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.952705][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.952844][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.952989][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.953136][  T197]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.953288][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.953432][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.953570][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.953713][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.953880][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.954090][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.954245][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.954394][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.954534][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.954706][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[   10.954856][  T197]  ___sys_sendmsg (net/socket.c:2752)
[   10.955066][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.955212][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.955386][  T197]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.955539][  T197]  __sys_sendmsg (net/socket.c:2784)
[   10.955679][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.955864][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.956048][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.956198][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.956344][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.956486][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.956626][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.956797][  T197] RIP: 0033:0x7faa6fda708e
[   10.956947][  T197] 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
[   10.957459][  T197] RSP: 002b:00007fffc32f9f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.957750][  T197] RAX: ffffffffffffffda RBX: 00007fffc32fa728 RCX: 00007faa6fda708e
[   10.958049][  T197] RDX: 0000000000000000 RSI: 00007fffc32fa040 RDI: 0000000000000005
[   10.958389][  T197] RBP: 00007fffc32f9fa0 R08: 0000000000000000 R09: 0000000000000000
[   10.958693][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec1
[   10.959012][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc32fa700
| [   11.193180][  T210] ------------[ cut here ]------------
| [   11.193485][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/210
| [   11.193764][  T210] Modules linked in: veth
| [   11.194320][  T210] Tainted: [W]=WARN
[   11.194438][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.194618][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.194809][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.195340][  T210] RSP: 0018:ffa00000006c6e30 EFLAGS: 00010286
[   11.195529][  T210] RAX: 00000000ffffffa6 RBX: ff110000056b3000 RCX: 1ff40000000d8d8c
[   11.195746][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056b30b8
[   11.195962][  T210] RBP: ff1100000c4d1000 R08: 1fe2200000ad6618 R09: ff1100000c0e8b80
[   11.196184][  T210] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.196424][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b204400
[   11.196639][  T210] FS:  00007f5154fc6840(0000) GS:ff11000098e30000(0000) knlGS:0000000000000000
[   11.196890][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.197073][  T210] CR2: 000055a419c17a68 CR3: 000000000cf6d005 CR4: 0000000000771ef0
[   11.197303][  T210] PKRU: 55555554
[   11.197419][  T210] Call Trace:
[   11.197532][  T210]  <TASK>
[   11.197607][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.197753][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.197899][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.198013][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   11.198163][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.198305][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.198453][  T210]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   11.198596][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.198740][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.198884][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.199029][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.199180][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.199325][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.199471][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.199613][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.199753][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.199896][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.200044][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[   11.200199][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.200381][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.200526][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.200668][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.200827][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.200973][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.201122][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.201263][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.201415][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.201557][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.201699][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.201844][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.201988][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.202142][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.202289][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.202450][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.202595][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.202737][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.202878][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.203020][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.203174][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.203319][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.203470][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.203614][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.203759][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.203902][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.204047][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.204195][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.204345][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.204488][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.204633][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.204778][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.204922][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.205068][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.205232][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.205382][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.205526][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.205669][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.205831][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.206046][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.206400][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.206616][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.206829][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.206979][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.207189][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.207344][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.207496][  T210]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   11.207645][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.207789][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.207935][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.208083][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.208302][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.208476][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.208620][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.208773][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.208955][  T210] RIP: 0033:0x7f515520008e
[   11.209113][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.209631][  T210] RSP: 002b:00007fff5d392690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.209850][  T210] RAX: ffffffffffffffda RBX: 00007fff5d392e28 RCX: 00007f515520008e
[   11.210073][  T210] RDX: 0000000000000000 RSI: 00007fff5d392740 RDI: 0000000000000005
[   11.210299][  T210] RBP: 00007fff5d3926a0 R08: 0000000000000000 R09: 0000000000000000
[   11.210519][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec1
[   11.210733][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5d392e00
| [   11.235349][  T210] ------------[ cut here ]------------
| [   11.235537][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210
| [   11.235799][  T210] Modules linked in: veth
| [   11.236697][  T210] Tainted: [W]=WARN
[   11.236814][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.236999][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.237193][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.237699][  T210] RSP: 0018:ffa00000006c71b0 EFLAGS: 00010286
[   11.237878][  T210] RAX: 00000000ffffffa6 RBX: ff1100000a582e40 RCX: 1ff40000000d8dfc
[   11.238093][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a582ef8
[   11.238316][  T210] RBP: ff1100000c09c000 R08: 1fe22000014b05e0 R09: ff1100000c0e8b80
[   11.238534][  T210] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.238751][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.238969][  T210] FS:  00007f5154fc6840(0000) GS:ff11000098f30000(0000) knlGS:0000000000000000
[   11.239231][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.239416][  T210] CR2: 00007f6dba300bd0 CR3: 000000000cf6d003 CR4: 0000000000771ef0
[   11.239627][  T210] PKRU: 55555554
[   11.239734][  T210] Call Trace:
[   11.239840][  T210]  <TASK>
[   11.239914][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.240062][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.240180][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.240327][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.240477][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.240617][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.240762][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.240904][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.241049][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.241194][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.241341][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.241489][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.241634][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.241775][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.241914][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.242054][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.242201][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.242353][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.242501][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.242647][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.242787][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.242928][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.243066][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.243216][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.243365][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.243504][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.243644][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.243784][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.243925][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.244068][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.244212][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.244363][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.244505][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.244645][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.244787][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.244931][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.245073][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.245221][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.245369][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.245513][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.245687][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.245838][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.245978][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.246121][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.246280][  T210]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   11.246429][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.246571][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.246716][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.246857][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.246999][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.247145][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.247284][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.247429][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.247603][  T210] RIP: 0033:0x7f515520008e
[   11.247754][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.248255][  T210] RSP: 002b:00007fff5d392690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.248478][  T210] RAX: ffffffffffffffda RBX: 00007fff5d392e28 RCX: 00007f515520008e
[   11.248694][  T210] RDX: 0000000000000000 RSI: 00007fff5d392740 RDI: 0000000000000005
[   11.248906][  T210] RBP: 00007fff5d3926a0 R08: 0000000000000000 R09: 0000000000000000
[   11.249125][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec1


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink