======================================
| xx__-> [    9.609614][  T186] ------------[ cut here ]------------
| [    9.610028][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.610334][  T186] Modules linked in: veth
| [    9.610836][  T186] Tainted: [W]=WARN
[    9.610963][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.611173][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.611605][  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
[    9.612245][  T186] RSP: 0018:ffa00000008d6e30 EFLAGS: 00010286
[    9.612885][  T186] RAX: 00000000ffffffa6 RBX: ff1100000bace040 RCX: 1ff400000011ad8c
[    9.613132][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bace0f8
[    9.613509][  T186] RBP: ff11000007969000 R08: 1fe2200001759c20 R09: ff1100000c268b80
[    9.613904][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.614152][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001f0a380
[    9.614534][  T186] FS:  00007f6303ab1840(0000) GS:ff11000099bb0000(0000) knlGS:0000000000000000
[    9.614836][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.615044][  T186] CR2: 000055a6d0076850 CR3: 000000000d1d7002 CR4: 0000000000771ef0
[    9.615289][  T186] PKRU: 55555554
[    9.615542][  T186] Call Trace:
[    9.615676][  T186]  <TASK>
[    9.615762][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.615966][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.616131][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.616256][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.616556][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.616732][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.616895][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.617058][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.617219][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.617518][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.617693][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.617857][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.618017][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.618182][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.618482][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.618666][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.618866][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.619029][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.619192][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.619510][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.619688][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.619854][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.620016][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.620182][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.620481][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.620652][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.620813][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.620974][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.621142][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.621309][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.621614][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.621779][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.621941][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.622100][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.622261][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.622562][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.622739][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.622901][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.623064][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.623226][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.623522][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.623699][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.623861][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.624027][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.624190][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.624462][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.624635][  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))
[    9.624803][  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))
[    9.624967][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.625131][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.625294][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.625556][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.625731][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.625894][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.626060][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.626224][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.626482][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.626692][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.626857][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.627018][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.627179][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.627454][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.627619][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.627781][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.627940][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.628104][  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)
[    9.628268][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.628957][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.629121][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.629281][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.629801][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.629965][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.630165][  T186] RIP: 0033:0x7f6303ceb08e
[    9.630712][  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
[    9.631289][  T186] RSP: 002b:00007ffdb8aee440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.631672][  T186] RAX: ffffffffffffffda RBX: 00007ffdb8aeebd8 RCX: 00007f6303ceb08e
[    9.631910][  T186] RDX: 0000000000000000 RSI: 00007ffdb8aee4f0 RDI: 0000000000000005
[    9.632147][  T186] RBP: 00007ffdb8aee450 R08: 0000000000000000 R09: 0000000000000000
[    9.632634][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c70d
[    9.633106][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb8aeebb0
| [    9.654713][  T186] ------------[ cut here ]------------
| [    9.654963][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.655288][  T186] Modules linked in: veth
| [    9.656631][  T186] Tainted: [W]=WARN
[    9.656817][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.657071][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.657342][  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
[    9.657981][  T186] RSP: 0018:ffa00000008d71b0 EFLAGS: 00010286
[    9.658233][  T186] RAX: 00000000ffffffa6 RBX: ff1100000d02be00 RCX: 1ff400000011adfc
[    9.658532][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d02beb8
[    9.658836][  T186] RBP: ff11000001dd4000 R08: 1fe2200001a057d8 R09: ff1100000c268b80
[    9.659122][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.659425][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.659737][  T186] FS:  00007f6303ab1840(0000) GS:ff11000099cb0000(0000) knlGS:0000000000000000
[    9.660062][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.660309][  T186] CR2: 000055a6d8988010 CR3: 000000000d1d7004 CR4: 0000000000771ef0
[    9.660620][  T186] PKRU: 55555554
[    9.660798][  T186] Call Trace:
[    9.660970][  T186]  <TASK>
[    9.661105][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.661334][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.661508][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.661741][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.661952][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.662163][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.662394][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.662614][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.662834][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.663045][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.663255][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.663487][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.663720][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.663931][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.664141][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.664367][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.664584][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.664804][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.665021][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.665231][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.665452][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.665678][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.665893][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.666104][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.666332][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.666538][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.666768][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.666976][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.667185][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.667416][  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))
[    9.667629][  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))
[    9.667850][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.668061][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.668270][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.668495][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.668719][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.668936][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.669144][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.669369][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.669587][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.669841][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.670056][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.670263][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.670490][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.670728][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.670940][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.671154][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.671372][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.671592][  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)
[    9.671811][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.672024][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.672233][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.672456][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.672677][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.672892][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.673139][  T186] RIP: 0033:0x7f6303ceb08e
[    9.673366][  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
[    9.673992][  T186] RSP: 002b:00007ffdb8aee440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.674281][  T186] RAX: ffffffffffffffda RBX: 00007ffdb8aeebd8 RCX: 00007f6303ceb08e
[    9.674587][  T186] RDX: 0000000000000000 RSI: 00007ffdb8aee4f0 RDI: 0000000000000005
[    9.674886][  T186] RBP: 00007ffdb8aee450 R08: 0000000000000000 R09: 0000000000000000
[    9.675169][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c70d
[    9.675469][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb8aeebb0
| [    9.819240][  T197] ------------[ cut here ]------------
| [    9.819740][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/197
| [    9.820026][  T197] Modules linked in: veth
| [    9.820483][  T197] Tainted: [W]=WARN
[    9.820614][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.820820][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.821027][  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
[    9.821605][  T197] RSP: 0018:ffa0000000846e30 EFLAGS: 00010286
[    9.821811][  T197] RAX: 00000000ffffffa6 RBX: ff1100000da41380 RCX: 1ff4000000108d8c
[    9.822050][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da41438
[    9.822287][  T197] RBP: ff11000008969000 R08: 1fe2200001b48288 R09: ff1100000c3f5180
[    9.822525][  T197] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.822770][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aead900
[    9.823006][  T197] FS:  00007f859ea83840(0000) GS:ff11000099bb0000(0000) knlGS:0000000000000000
[    9.823286][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.823492][  T197] CR2: 00007fff0c906cb8 CR3: 0000000004abe005 CR4: 0000000000771ef0
[    9.823736][  T197] PKRU: 55555554
[    9.823853][  T197] Call Trace:
[    9.823970][  T197]  <TASK>
[    9.824052][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.824231][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.824396][  T197]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.824606][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[    9.824772][  T197]  ? netif_change_name (net/core/dev.c:1495)
[    9.824932][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.825090][  T197]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.825247][  T197]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.825412][  T197]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.825574][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.825743][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.825906][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.826064][  T197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.826222][  T197]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.826390][  T197] veth_newlink (drivers/net/veth.c:1871) veth
[    9.826553][  T197]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.826757][  T197]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.826919][  T197]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.827075][  T197]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.827253][  T197]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.827417][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.827584][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.827744][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.827905][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.828066][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.828226][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.828389][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.828546][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.828721][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.828884][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.829044][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.829201][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.829369][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.829526][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.829693][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.829856][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.830015][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.830172][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.830335][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.830493][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.830659][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.830820][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.830977][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.831139][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.831296][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.831462][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.831633][  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))
[    9.831794][  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))
[    9.831957][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.832116][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.832273][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.832437][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.832600][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.832764][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.832925][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.833086][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.833243][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.833443][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[    9.833610][  T197]  ___sys_sendmsg (net/socket.c:2752)
[    9.833769][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.833926][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.834094][  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))
[    9.834255][  T197]  __sys_sendmsg (net/socket.c:2784)
[    9.834422][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.834590][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.834754][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.834913][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.835070][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.835228][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.835392][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.835592][  T197] RIP: 0033:0x7f859ecbd08e
[    9.835763][  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
[    9.836324][  T197] RSP: 002b:00007fff4ec6b960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.836563][  T197] RAX: ffffffffffffffda RBX: 00007fff4ec6c0f8 RCX: 00007f859ecbd08e
[    9.836807][  T197] RDX: 0000000000000000 RSI: 00007fff4ec6ba10 RDI: 0000000000000005
[    9.837040][  T197] RBP: 00007fff4ec6b970 R08: 0000000000000000 R09: 0000000000000000
[    9.837273][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c70e
[    9.837514][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ec6c0d0
| [    9.847715][  T197] ------------[ cut here ]------------
| [    9.847902][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/197
| [    9.848182][  T197] Modules linked in: veth
| [    9.848641][  T197] Tainted: [W]=WARN
[    9.848763][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.848956][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.849159][  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
[    9.849793][  T197] RSP: 0018:ffa00000008471b0 EFLAGS: 00010286
[    9.849990][  T197] RAX: 00000000ffffffa6 RBX: ff1100000da90900 RCX: 1ff4000000108dfc
[    9.850218][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000da909b8
[    9.850515][  T197] RBP: ff11000008b01000 R08: 1fe2200001b52138 R09: ff1100000c3f5180
[    9.850755][  T197] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.850982][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.851210][  T197] FS:  00007f859ea83840(0000) GS:ff11000099bb0000(0000) knlGS:0000000000000000
[    9.851565][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.851768][  T197] CR2: 00007fff0c906cb8 CR3: 0000000004abe005 CR4: 0000000000771ef0
[    9.852001][  T197] PKRU: 55555554
[    9.852117][  T197] Call Trace:
[    9.852231][  T197]  <TASK>
[    9.852312][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.852592][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.852716][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[    9.852872][  T197]  ? netif_change_name (net/core/dev.c:1495)
[    9.853026][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.853179][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.853354][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.853509][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.853673][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.853828][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.853982][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.854141][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.854301][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.854461][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.854619][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.854774][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.854926][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.855080][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.855239][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.855403][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.855555][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.855720][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.855872][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.856024][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.856178][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.856334][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.856489][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.856670][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.856823][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.856981][  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))
[    9.857133][  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))
[    9.857289][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.857450][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.857611][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.857771][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.857925][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.858079][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.858237][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.858408][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.858562][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.858762][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[    9.858922][  T197]  ___sys_sendmsg (net/socket.c:2752)
[    9.859076][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.859230][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.859400][  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))
[    9.859560][  T197]  __sys_sendmsg (net/socket.c:2784)
[    9.859724][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.859883][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.860038][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.860196][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.860354][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.860509][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.860673][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.860867][  T197] RIP: 0033:0x7f859ecbd08e
[    9.861027][  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
[    9.861587][  T197] RSP: 002b:00007fff4ec6b960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.861822][  T197] RAX: ffffffffffffffda RBX: 00007fff4ec6c0f8 RCX: 00007f859ecbd08e
[    9.862052][  T197] RDX: 0000000000000000 RSI: 00007fff4ec6ba10 RDI: 0000000000000005
[    9.862282][  T197] RBP: 00007fff4ec6b970 R08: 0000000000000000 R09: 0000000000000000
[    9.862518][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c70e
[    9.862761][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4ec6c0d0
| [   10.141828][  T210] ------------[ cut here ]------------
| [   10.142047][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210
| [   10.142380][  T210] Modules linked in: veth
| [   10.142864][  T210] Tainted: [W]=WARN
[   10.143001][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.143212][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.143435][  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
[   10.144022][  T210] RSP: 0018:ffa0000000696e30 EFLAGS: 00010286
[   10.144225][  T210] RAX: 00000000ffffffa6 RBX: ff1100000cb66200 RCX: 1ff40000000d2d8c
[   10.144475][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb662b8
[   10.144723][  T210] RBP: ff1100000a064000 R08: 1fe220000196cc58 R09: ff1100000c3d8b80
[   10.144966][  T210] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.145209][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ad10e80
[   10.145454][  T210] FS:  00007fc7376c8840(0000) GS:ff11000099d30000(0000) knlGS:0000000000000000
[   10.145744][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.145953][  T210] CR2: 000000000042ebe0 CR3: 000000000b952002 CR4: 0000000000771ef0
[   10.146198][  T210] PKRU: 55555554
[   10.146323][  T210] Call Trace:
[   10.146444][  T210]  <TASK>
[   10.146528][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.146702][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.146868][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.146990][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.147154][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   10.147322][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.147483][  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)
[   10.147656][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   10.147819][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.147980][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.148143][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.148306][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.148476][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.148650][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.148813][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.148973][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.149137][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.149300][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[   10.149470][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.149682][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.149849][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.150012][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.150195][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.150364][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.150527][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.150697][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.150859][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.151023][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.151186][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.151352][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.151511][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.151688][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.151856][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.152020][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.152180][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.152347][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.152508][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.152677][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.152842][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.153006][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.153169][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.153333][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.153496][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.153662][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.153825][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.153986][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.154149][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.154312][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.154480][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.154653][  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))
[   10.154813][  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))
[   10.154979][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.155140][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.155296][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.155460][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.155623][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.155786][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.155949][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.156110][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.156267][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.156466][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   10.156635][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   10.156796][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.156953][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.157123][  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))
[   10.157282][  T210]  __sys_sendmsg (net/socket.c:2784)
[   10.157444][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.157612][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.157773][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.157932][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.158088][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.158247][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.158408][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.158610][  T210] RIP: 0033:0x7fc73790208e
[   10.158781][  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
[   10.159346][  T210] RSP: 002b:00007ffd508db9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.159589][  T210] RAX: ffffffffffffffda RBX: 00007ffd508dc188 RCX: 00007fc73790208e
[   10.159829][  T210] RDX: 0000000000000000 RSI: 00007ffd508dbaa0 RDI: 0000000000000005
[   10.160066][  T210] RBP: 00007ffd508dba00 R08: 0000000000000000 R09: 0000000000000000
[   10.160305][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c70e
[   10.160548][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd508dc160
| [   10.169869][  T210] ------------[ cut here ]------------
| [   10.170041][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210
| [   10.170310][  T210] Modules linked in: veth
| [   10.170751][  T210] Tainted: [W]=WARN
[   10.170866][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.171060][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.171260][  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
[   10.171900][  T210] RSP: 0018:ffa00000006971b0 EFLAGS: 00010286
[   10.172096][  T210] RAX: 00000000ffffffa6 RBX: ff110000094a51c0 RCX: 1ff40000000d2dfc
[   10.172417][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000094a5278
[   10.172655][  T210] RBP: ff110000090a1000 R08: 1fe2200001294a50 R09: ff1100000c3d8b80
[   10.172884][  T210] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.173112][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.173409][  T210] FS:  00007fc7376c8840(0000) GS:ff11000099d30000(0000) knlGS:0000000000000000
[   10.173688][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.173880][  T210] CR2: 000000000042ebe0 CR3: 000000000b952002 CR4: 0000000000771ef0
[   10.174176][  T210] PKRU: 55555554
[   10.174292][  T210] Call Trace:
[   10.174469][  T210]  <TASK>
[   10.174553][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.174717][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.174837][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   10.174994][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   10.175148][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.175302][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.175524][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.175692][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.175846][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.176001][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.176154][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.176378][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.176538][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.176705][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.176860][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.177021][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.177178][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.177393][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.177553][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.177721][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.177875][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.178030][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.178184][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.178401][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.178557][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.178719][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.178874][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.179028][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.179182][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.179408][  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))
[   10.179565][  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))
[   10.179732][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.179887][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.180046][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.180202][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.180423][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.180584][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.180745][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.180902][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.181054][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.181244][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   10.181469][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   10.181628][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.181788][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.181955][  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))
[   10.182112][  T210]  __sys_sendmsg (net/socket.c:2784)
[   10.182266][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.182489][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.182655][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.182828][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.182981][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.183135][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.183291][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.183547][  T210] RIP: 0033:0x7fc73790208e
[   10.183718][  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
[   10.184264][  T210] RSP: 002b:00007ffd508db9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.184555][  T210] RAX: ffffffffffffffda RBX: 00007ffd508dc188 RCX: 00007fc73790208e
[   10.184791][  T210] RDX: 0000000000000000 RSI: 00007ffd508dbaa0 RDI: 0000000000000005
[   10.185016][  T210] RBP: 00007ffd508dba00 R08: 0000000000000000 R09: 0000000000000000
[   10.185238][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c70e


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