======================================
| xx__-> [    9.069470][  T186] ------------[ cut here ]------------
| [    9.069687][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.069978][  T186] Modules linked in: veth
| [    9.070636][  T186] Tainted: [W]=WARN
[    9.070745][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.070931][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.071135][  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
[    9.071759][  T186] RSP: 0018:ffa0000000896e30 EFLAGS: 00010286
[    9.072085][  T186] RAX: 00000000ffffffa6 RBX: ff1100000aef8c80 RCX: 1ff4000000112d8c
[    9.072390][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aef8d38
[    9.072708][  T186] RBP: ff11000008981000 R08: 1fe22000015df1a8 R09: ff1100000c872e80
[    9.073078][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.073293][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000aca1c80
[    9.073707][  T186] FS:  00007f9c145d7840(0000) GS:ff1100008fbb0000(0000) knlGS:0000000000000000
[    9.073972][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.074165][  T186] CR2: 000000000042ebe0 CR3: 000000000c3cf001 CR4: 0000000000771ef0
[    9.074580][  T186] PKRU: 55555554
[    9.074688][  T186] Call Trace:
[    9.074801][  T186]  <TASK>
[    9.074877][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.075161][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.075319][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.075428][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.075576][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.075718][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.075865][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.076006][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.076155][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.076300][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.076451][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.076597][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.076739][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.076886][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.077032][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.077183][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.077458][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.077701][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.077942][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.078201][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.078442][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.078690][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.078932][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.079082][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.079228][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.079373][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.079529][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.079671][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.079826][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.080075][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.080224][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.080387][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.080682][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.080830][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.080973][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.081221][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.081377][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.081525][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.081676][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.081827][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.081970][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.082127][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.082268][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.082512][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.082669][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.082819][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.082972][  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))
[    9.083222][  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))
[    9.083466][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.083611][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.083756][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.083906][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.084050][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.084199][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.084348][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.084597][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.084747][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.084928][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.085081][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.085222][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.085473][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.085630][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.085779][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.086015][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.086257][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.086504][  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)
[    9.086651][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.086799][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.086947][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.087106][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.087343][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.087584][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.087759][  T186] RIP: 0033:0x7f9c1481108e
[    9.088015][  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
[    9.088526][  T186] RSP: 002b:00007ffc0daec790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.088844][  T186] RAX: ffffffffffffffda RBX: 00007ffc0daecf28 RCX: 00007f9c1481108e
[    9.089158][  T186] RDX: 0000000000000000 RSI: 00007ffc0daec840 RDI: 0000000000000005
[    9.089367][  T186] RBP: 00007ffc0daec7a0 R08: 0000000000000000 R09: 0000000000000000
[    9.089583][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca1c
[    9.089808][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0daecf00
| [    9.100188][  T186] ------------[ cut here ]------------
| [    9.100337][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.100582][  T186] Modules linked in: veth
| [    9.100971][  T186] Tainted: [W]=WARN
[    9.101082][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.101254][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.101431][  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
[    9.101927][  T186] RSP: 0018:ffa00000008971b0 EFLAGS: 00010286
[    9.102110][  T186] RAX: 00000000ffffffa6 RBX: ff1100000c598040 RCX: 1ff4000000112dfc
[    9.102316][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5980f8
[    9.102527][  T186] RBP: ff1100000890c000 R08: 1fe22000018b3020 R09: ff1100000c872e80
[    9.102730][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.102940][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.103149][  T186] FS:  00007f9c145d7840(0000) GS:ff1100008fbb0000(0000) knlGS:0000000000000000
[    9.103389][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.103568][  T186] CR2: 000000000042ebe0 CR3: 000000000c3cf001 CR4: 0000000000771ef0
[    9.103787][  T186] PKRU: 55555554
[    9.103890][  T186] Call Trace:
[    9.103993][  T186]  <TASK>
[    9.104071][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.104210][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.104315][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.104454][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.104593][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.104729][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.104875][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.105014][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.105159][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.105296][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.105435][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.105580][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.105726][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.105926][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.106070][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.106208][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.106344][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.106482][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.106625][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.106847][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.106987][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.107132][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.107268][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.107404][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.107549][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.107686][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.107890][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.108139][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.108277][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.108422][  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))
[    9.108564][  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))
[    9.108702][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.108947][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.109089][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.109227][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.109364][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.109508][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.109647][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.109886][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.110024][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.110199][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.110341][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.110482][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.110620][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.110830][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.110967][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.111111][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.111247][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.111388][  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)
[    9.111532][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.111671][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.111815][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.111952][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.112096][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.112235][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.112406][  T186] RIP: 0033:0x7f9c1481108e
[    9.112556][  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
[    9.113053][  T186] RSP: 002b:00007ffc0daec790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.113264][  T186] RAX: ffffffffffffffda RBX: 00007ffc0daecf28 RCX: 00007f9c1481108e
[    9.113470][  T186] RDX: 0000000000000000 RSI: 00007ffc0daec840 RDI: 0000000000000005
[    9.113673][  T186] RBP: 00007ffc0daec7a0 R08: 0000000000000000 R09: 0000000000000000
[    9.113882][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca1c
[    9.114092][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0daecf00
| [    9.258162][  T193] ------------[ cut here ]------------
| [    9.258385][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.258694][  T193] Modules linked in: veth
| [    9.259333][  T193] Tainted: [W]=WARN
[    9.259497][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.259723][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.259975][  T193] 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
[    9.260541][  T193] RSP: 0018:ffa00000008b6e30 EFLAGS: 00010286
[    9.260795][  T193] RAX: 00000000ffffffa6 RBX: ff11000008f16900 RCX: 1ff4000000116d8c
[    9.261054][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008f169b8
[    9.261324][  T193] RBP: ff11000005909000 R08: 1fe22000011e2d38 R09: ff1100000ba98b80
[    9.261592][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.261869][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0bb500
[    9.262141][  T193] FS:  00007fb338a52840(0000) GS:ff1100008fcb0000(0000) knlGS:0000000000000000
[    9.262438][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.262677][  T193] CR2: 000000000042ebe0 CR3: 0000000009ff3005 CR4: 0000000000771ef0
[    9.262949][  T193] PKRU: 55555554
[    9.263109][  T193] Call Trace:
[    9.263262][  T193]  <TASK>
[    9.263382][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.263584][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.263739][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.263977][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.264180][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.264368][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.264569][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.264757][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.264962][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.265162][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.265352][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.265556][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.265743][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.265945][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.266145][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.266336][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.266567][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.266779][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.266971][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.267187][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.267378][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.267590][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.267799][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.267990][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.268191][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.268381][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.268578][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.268782][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.268979][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.269183][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.269373][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.269573][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.269778][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.269965][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.270162][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.270356][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.270558][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.270748][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.270949][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.271145][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.271335][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.275703][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.275906][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.276107][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.276296][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.276501][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.276991][  T193]  ? 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))
[    9.277188][  T193]  ? 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))
[    9.277380][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.277580][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.280345][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.280650][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.280948][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.281253][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.281540][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.281860][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.282132][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.282474][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.282830][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.283114][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.283364][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.283658][  T193]  ? 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))
[    9.283952][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.284352][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.284623][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.284887][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.285140][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.285390][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.285898][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.286262][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.286490][  T193] RIP: 0033:0x7fb338c8c08e
[    9.286688][  T193] 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
[    9.287255][  T193] RSP: 002b:00007ffda002fcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.287523][  T193] RAX: ffffffffffffffda RBX: 00007ffda0030458 RCX: 00007fb338c8c08e
[    9.287790][  T193] RDX: 0000000000000000 RSI: 00007ffda002fd70 RDI: 0000000000000005
[    9.288046][  T193] RBP: 00007ffda002fcd0 R08: 0000000000000000 R09: 0000000000000000
[    9.288308][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca1c
[    9.288570][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda0030430
| [    9.312886][  T193] ------------[ cut here ]------------
| [    9.313097][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.313387][  T193] Modules linked in: veth
| [    9.313896][  T193] Tainted: [W]=WARN
[    9.314048][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.314274][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.314512][  T193] 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
[    9.315069][  T193] RSP: 0018:ffa00000008b71b0 EFLAGS: 00010286
[    9.315291][  T193] RAX: 00000000ffffffa6 RBX: ff11000008f03380 RCX: 1ff4000000116dfc
[    9.315551][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008f03438
[    9.315816][  T193] RBP: ff11000007434000 R08: 1fe22000011e0688 R09: ff1100000ba98b80
[    9.316069][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.316317][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.316576][  T193] FS:  00007fb338a52840(0000) GS:ff1100008fcb0000(0000) knlGS:0000000000000000
[    9.316875][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.317102][  T193] CR2: 000000000042ebe0 CR3: 0000000009ff3005 CR4: 0000000000771ef0
[    9.317361][  T193] PKRU: 55555554
[    9.317519][  T193] Call Trace:
[    9.317669][  T193]  <TASK>
[    9.317802][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.317988][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.318145][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.318332][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.318528][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.318714][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.318914][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.319111][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.319302][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.319493][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.319679][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.319886][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.320086][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.320274][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.320461][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.320649][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.320846][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.321030][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.321229][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.321417][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.321607][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.321807][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.321993][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.322186][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.322372][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.322562][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.322749][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.322946][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.323139][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.323360][  T193]  ? 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))
[    9.323552][  T193]  ? 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))
[    9.323739][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.323938][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.324134][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.324350][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.324545][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.324733][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.324936][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.325133][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.325318][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.325545][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.325740][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.325937][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.326162][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.326357][  T193]  ? 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))
[    9.326555][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.326741][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.326943][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.327140][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.327325][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.327517][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.327706][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.327904][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.328129][  T193] RIP: 0033:0x7fb338c8c08e
[    9.328319][  T193] 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
[    9.328871][  T193] RSP: 002b:00007ffda002fcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.329130][  T193] RAX: ffffffffffffffda RBX: 00007ffda0030458 RCX: 00007fb338c8c08e
[    9.329378][  T193] RDX: 0000000000000000 RSI: 00007ffda002fd70 RDI: 0000000000000005
[    9.329633][  T193] RBP: 00007ffda002fcd0 R08: 0000000000000000 R09: 0000000000000000
[    9.329900][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca1c


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