======================================
| xx__-> [    9.368498][  T185] ------------[ cut here ]------------
| [    9.368711][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    9.368949][  T185] Modules linked in: veth
| [    9.369478][  T185] Tainted: [W]=WARN
[    9.369578][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.369740][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.369947][  T185] 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
[    9.370422][  T185] RSP: 0018:ffa00000008d6e30 EFLAGS: 00010286
[    9.370594][  T185] RAX: 00000000ffffffa6 RBX: ff11000012921c40 RCX: 1ff400000011ad8c
[    9.370787][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012921cf8
[    9.370993][  T185] RBP: ff11000005f41000 R08: 1fe22000025243a0 R09: ff11000008dd8b80
[    9.371189][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.371459][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000505bc00
[    9.371657][  T185] FS:  00007fe34628e840(0000) GS:ff11000083730000(0000) knlGS:0000000000000000
[    9.371890][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.372056][  T185] CR2: 00007eff9a638808 CR3: 000000001338f001 CR4: 0000000000771ef0
[    9.372252][  T185] PKRU: 55555554
[    9.372349][  T185] Call Trace:
[    9.372547][  T185]  <TASK>
[    9.372616][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.372890][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.373025][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.373121][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.373255][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.373478][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.373607][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.373736][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.373976][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.374106][  T185]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.374273][  T185]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.374449][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.374576][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.374704][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.374833][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.375063][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.375227][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.375357][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.375492][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.375730][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.375858][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.375999][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.376126][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.376358][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.376496][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.376630][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.376757][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.376999][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.377131][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.377268][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.377410][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.377630][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.377774][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.377904][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.378037][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.378267][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.378411][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.378539][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.378670][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.378893][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.379027][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.379158][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.379289][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.379518][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.379648][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.379777][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.379908][  T185]  ? 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))
[    9.380136][  T185]  ? 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))
[    9.380272][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.380411][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.380538][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.380759][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.380888][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.381023][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.381154][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.381393][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.381523][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.381680][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.381814][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.382041][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.382176][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.382319][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.382550][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.382679][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.382806][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.382935][  T185]  ? 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)
[    9.383070][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.383299][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.383436][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.383564][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.383694][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.383917][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.384201][  T185] RIP: 0033:0x7fe3464c808e
[    9.384338][  T185] 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
[    9.384907][  T185] RSP: 002b:00007ffe30a14170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.385212][  T185] RAX: ffffffffffffffda RBX: 00007ffe30a14908 RCX: 00007fe3464c808e
[    9.385419][  T185] RDX: 0000000000000000 RSI: 00007ffe30a14220 RDI: 0000000000000005
[    9.385614][  T185] RBP: 00007ffe30a14180 R08: 0000000000000000 R09: 0000000000000000
[    9.385907][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c766
[    9.386108][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe30a148e0
| [    9.404376][  T185] ------------[ cut here ]------------
| [    9.404530][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    9.404750][  T185] Modules linked in: veth
| [    9.405115][  T185] Tainted: [W]=WARN
[    9.405214][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.405381][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.405548][  T185] 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
[    9.406008][  T185] RSP: 0018:ffa00000008d71b0 EFLAGS: 00010286
[    9.406170][  T185] RAX: 00000000ffffffa6 RBX: ff11000012adf380 RCX: 1ff400000011adfc
[    9.406373][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012adf438
[    9.406563][  T185] RBP: ff1100000a1ec000 R08: 1fe220000255be88 R09: ff11000008dd8b80
[    9.406755][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.406971][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.407164][  T185] FS:  00007fe34628e840(0000) GS:ff11000083730000(0000) knlGS:0000000000000000
[    9.407444][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.407604][  T185] CR2: 00007eff9a638808 CR3: 000000001338f001 CR4: 0000000000771ef0
[    9.407792][  T185] PKRU: 55555554
[    9.407884][  T185] Call Trace:
[    9.407986][  T185]  <TASK>
[    9.408053][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.408185][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.408281][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.408451][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.408583][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.408708][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.408842][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.408973][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.409097][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.409227][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.409352][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.409491][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.409621][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.409750][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.409875][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.410006][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.410133][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.410261][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.410400][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.410526][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.410653][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.410780][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.410916][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.411049][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.411184][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.411312][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.411449][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.411577][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.411704][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.411836][  T185]  ? 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))
[    9.411968][  T185]  ? 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))
[    9.412096][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.412232][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.412375][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.412505][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.412632][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.412762][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.412892][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.413025][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.413153][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.413319][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.413459][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.413584][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.413712][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.413851][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.413984][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.414111][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.414246][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.414383][  T185]  ? 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)
[    9.414511][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.414639][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.414766][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.414896][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.415033][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.415161][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.415327][  T185] RIP: 0033:0x7fe3464c808e
[    9.415475][  T185] 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
[    9.415923][  T185] RSP: 002b:00007ffe30a14170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.416120][  T185] RAX: ffffffffffffffda RBX: 00007ffe30a14908 RCX: 00007fe3464c808e
[    9.416316][  T185] RDX: 0000000000000000 RSI: 00007ffe30a14220 RDI: 0000000000000005
[    9.416518][  T185] RBP: 00007ffe30a14180 R08: 0000000000000000 R09: 0000000000000000
[    9.416704][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c766
[    9.416893][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe30a148e0
| [    9.545669][  T192] ------------[ cut here ]------------
| [    9.545849][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [    9.546094][  T192] Modules linked in: veth
| [    9.546480][  T192] Tainted: [W]=WARN
[    9.546581][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.546745][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.546917][  T192] 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
[    9.547405][  T192] RSP: 0018:ffa00000004f6e30 EFLAGS: 00010286
[    9.547568][  T192] RAX: 00000000ffffffa6 RBX: ff11000004b82200 RCX: 1ff400000009ed8c
[    9.547768][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b822b8
[    9.547973][  T192] RBP: ff11000008281000 R08: 1fe2200000970458 R09: ff11000012b28b80
[    9.548196][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.548404][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001364fc00
[    9.548604][  T192] FS:  00007fd680d18840(0000) GS:ff11000083730000(0000) knlGS:0000000000000000
[    9.548835][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.549010][  T192] CR2: 000000000042ebe0 CR3: 0000000013dff001 CR4: 0000000000771ef0
[    9.549211][  T192] PKRU: 55555554
[    9.549310][  T192] Call Trace:
[    9.549414][  T192]  <TASK>
[    9.549482][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.549619][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.549720][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.549883][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.550020][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.550150][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.550292][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.550430][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.550568][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.550709][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.550848][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.550989][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.551326][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.551478][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.551621][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[    9.551765][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.551934][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.552075][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.552217][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.552375][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.552510][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.552753][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.552892][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.553038][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.553185][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.553322][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.553464][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.553792][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.553935][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.554077][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.554219][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.554352][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.554492][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.554722][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.554854][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.554996][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.555134][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.555273][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.555418][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.555553][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.555686][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.556027][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.556468][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.556606][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.556744][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.556983][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.557126][  T192]  ? 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))
[    9.557268][  T192]  ? 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))
[    9.557607][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.557941][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.558081][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.558228][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.558371][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.558513][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.558651][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.558790][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.558923][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.559203][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.559345][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.559486][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.559616][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.559758][  T192]  ? 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))
[    9.559895][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.560031][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.560177][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.560313][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.560470][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.560607][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.560744][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.560878][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.561048][  T192] RIP: 0033:0x7fd680f5208e
[    9.561196][  T192] 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
[    9.561671][  T192] RSP: 002b:00007ffc123ab490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.562292][  T192] RAX: ffffffffffffffda RBX: 00007ffc123abc28 RCX: 00007fd680f5208e
[    9.562493][  T192] RDX: 0000000000000000 RSI: 00007ffc123ab540 RDI: 0000000000000005
[    9.562693][  T192] RBP: 00007ffc123ab4a0 R08: 0000000000000000 R09: 0000000000000000
[    9.562893][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c766
[    9.563094][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc123abc00
| [    9.578923][  T192] ------------[ cut here ]------------
| [    9.579079][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [    9.579311][  T192] Modules linked in: veth
| [    9.579685][  T192] Tainted: [W]=WARN
[    9.579781][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.579952][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.580129][  T192] 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
[    9.580615][  T192] RSP: 0018:ffa00000004f71b0 EFLAGS: 00010286
[    9.580778][  T192] RAX: 00000000ffffffa6 RBX: ff110000130b91c0 RCX: 1ff400000009edfc
[    9.580984][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000130b9278
[    9.581189][  T192] RBP: ff11000007f19000 R08: 1fe2200002617250 R09: ff11000012b28b80
[    9.581393][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.581595][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.581789][  T192] FS:  00007fd680d18840(0000) GS:ff11000083730000(0000) knlGS:0000000000000000
[    9.582023][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.582190][  T192] CR2: 000000000042ebe0 CR3: 0000000013dff001 CR4: 0000000000771ef0
[    9.582394][  T192] PKRU: 55555554
[    9.582492][  T192] Call Trace:
[    9.582587][  T192]  <TASK>
[    9.582654][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.582785][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.582888][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.583024][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.583152][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.583286][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.583434][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.583563][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.583695][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.583826][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.583963][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.584094][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.584232][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.584373][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.584508][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.584636][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.584762][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.584887][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.585028][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.585160][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.585292][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.585428][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.585560][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.585695][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.585823][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.585954][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.586082][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.586219][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.586368][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.586512][  T192]  ? 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))
[    9.586644][  T192]  ? 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))
[    9.586775][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.586910][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.587053][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.587208][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.587341][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.587587][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.587836][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.587981][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.588128][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.588311][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.588547][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.588684][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.588821][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.588966][  T192]  ? 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))
[    9.589099][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.589237][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.589458][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.589594][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.589728][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.589865][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.590020][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.590174][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.590360][  T192] RIP: 0033:0x7fd680f5208e
[    9.590505][  T192] 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
[    9.590963][  T192] RSP: 002b:00007ffc123ab490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.591155][  T192] RAX: ffffffffffffffda RBX: 00007ffc123abc28 RCX: 00007fd680f5208e
[    9.591352][  T192] RDX: 0000000000000000 RSI: 00007ffc123ab540 RDI: 0000000000000005
[    9.591551][  T192] RBP: 00007ffc123ab4a0 R08: 0000000000000000 R09: 0000000000000000
[    9.591747][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c766
[    9.591952][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc123abc00
| [    9.818730][  T200] ------------[ cut here ]------------
| [    9.818911][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/200
| [    9.819161][  T200] Modules linked in: veth
| [    9.819694][  T200] Tainted: [W]=WARN
[    9.819795][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.819973][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.820148][  T200] 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
[    9.820658][  T200] RSP: 0018:ffa0000000846e30 EFLAGS: 00010286
[    9.820827][  T200] RAX: 00000000ffffffa6 RBX: ff11000012adf700 RCX: 1ff4000000108d8c
[    9.821030][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012adf7b8
[    9.821231][  T200] RBP: ff110000096b4000 R08: 1fe220000255bef8 R09: ff11000013258b80
[    9.821431][  T200] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.821627][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005bc4780
[    9.821822][  T200] FS:  00007f555085f840(0000) GS:ff110000835b0000(0000) knlGS:0000000000000000
[    9.822056][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.822224][  T200] CR2: 000000000042ebe0 CR3: 0000000012aa4001 CR4: 0000000000771ef0
[    9.822427][  T200] PKRU: 55555554
[    9.822524][  T200] Call Trace:
[    9.822623][  T200]  <TASK>
[    9.822690][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.822836][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.822978][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.823079][  T200]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.823214][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.823345][  T200]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.823484][  T200]  ? 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)
[    9.823616][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.823746][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.823877][  T200]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.824014][  T200]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.824143][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.824276][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.824411][  T200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.824542][  T200]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.824675][  T200]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.824805][  T200]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.824938][  T200] veth_newlink (drivers/net/veth.c:1871) veth
[    9.825077][  T200]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.825242][  T200]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.825379][  T200]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.825509][  T200]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.825655][  T200]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.825788][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.825922][  T200]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.826058][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.826194][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.826326][  T200]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.826464][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.826592][  T200]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.826719][  T200]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.826851][  T200]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.826991][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.827123][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.827259][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.827397][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.827525][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.827650][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.827787][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.827919][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.828053][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.828186][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.828318][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.828455][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.828588][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.828717][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.828845][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.828984][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.829118][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.829256][  T200]  ? 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))
[    9.829394][  T200]  ? 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))
[    9.829528][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.829658][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.829788][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.829918][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.830056][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.830194][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.830328][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.830467][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.830600][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.830763][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.830897][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.831033][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.831167][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.831312][  T200]  ? 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))
[    9.831454][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.831585][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.831720][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.831850][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.831988][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.832121][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.832258][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.832395][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.832566][  T200] RIP: 0033:0x7f5550a9908e
[    9.832704][  T200] 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
[    9.833183][  T200] RSP: 002b:00007ffed6e38700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.833392][  T200] RAX: ffffffffffffffda RBX: 00007ffed6e38e98 RCX: 00007f5550a9908e
[    9.833588][  T200] RDX: 0000000000000000 RSI: 00007ffed6e387b0 RDI: 0000000000000005
[    9.833783][  T200] RBP: 00007ffed6e38710 R08: 0000000000000000 R09: 0000000000000000
[    9.833986][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c767
[    9.834188][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed6e38e70
| [    9.851402][  T200] ------------[ cut here ]------------
| [    9.851554][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/200
| [    9.851774][  T200] Modules linked in: veth
| [    9.852141][  T200] Tainted: [W]=WARN
[    9.852245][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.852791][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.852966][  T200] 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
[    9.853433][  T200] RSP: 0018:ffa00000008471b0 EFLAGS: 00010286
[    9.853596][  T200] RAX: 00000000ffffffa6 RBX: ff11000004b83540 RCX: 1ff4000000108dfc
[    9.853785][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b835f8
[    9.853978][  T200] RBP: ff11000007f21000 R08: 1fe22000009706c0 R09: ff11000013258b80
[    9.854162][  T200] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.854367][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.854571][  T200] FS:  00007f555085f840(0000) GS:ff11000083730000(0000) knlGS:0000000000000000
[    9.854795][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.854966][  T200] CR2: 00007f2869e6e950 CR3: 0000000012aa4003 CR4: 0000000000771ef0
[    9.855159][  T200] PKRU: 55555554
[    9.855258][  T200] Call Trace:
[    9.855355][  T200]  <TASK>
[    9.855427][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.855557][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.855653][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.855779][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.855905][  T200]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.856040][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.856174][  T200]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.856303][  T200]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.856441][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.856583][  T200]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.856708][  T200]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.856839][  T200]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.856978][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.857107][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.857240][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.857373][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.857494][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.857622][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.857750][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.857876][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.858013][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.858137][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.858264][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.858396][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.858523][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.858649][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.858775][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.858902][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.859035][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.859168][  T200]  ? 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))
[    9.859295][  T200]  ? 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))
[    9.859429][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.859555][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.859681][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.859808][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.859936][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.860069][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.860200][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.860330][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.860466][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.860624][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.860755][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.860881][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.861015][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.861148][  T200]  ? 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))
[    9.861280][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.861413][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.861544][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.861673][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.861801][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.861925][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.862060][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.862189][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.862346][  T200] RIP: 0033:0x7f5550a9908e
[    9.862485][  T200] 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
[    9.862936][  T200] RSP: 002b:00007ffed6e38700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.863134][  T200] RAX: ffffffffffffffda RBX: 00007ffed6e38e98 RCX: 00007f5550a9908e
[    9.863327][  T200] RDX: 0000000000000000 RSI: 00007ffed6e387b0 RDI: 0000000000000005
[    9.863520][  T200] RBP: 00007ffed6e38710 R08: 0000000000000000 R09: 0000000000000000
[    9.863707][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c767


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