======================================
| xx__-> [   10.472354][  T186] ------------[ cut here ]------------
| [   10.472799][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [   10.473211][  T186] Modules linked in: veth
| [   10.473993][  T186] Tainted: [W]=WARN
[   10.474174][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.474578][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.474993][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.475921][  T186] RSP: 0018:ffa0000000886e30 EFLAGS: 00010286
[   10.476218][  T186] RAX: 00000000ffffffa6 RBX: ff11000009aba580 RCX: 1ff4000000110d8c
[   10.476669][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009aba638
[   10.477013][  T186] RBP: ff11000009e04000 R08: 1fe22000013574c8 R09: ff1100000d068b80
[   10.477473][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.477821][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0fe000
[   10.478163][  T186] FS:  00007f42d11e5840(0000) GS:ff1100009fdb0000(0000) knlGS:0000000000000000
[   10.478688][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.479002][  T186] CR2: 000055c38e187d30 CR3: 000000000ccf5001 CR4: 0000000000771ef0
[   10.479351][  T186] PKRU: 55555554
[   10.479628][  T186] Call Trace:
[   10.479798][  T186]  <TASK>
[   10.479920][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.480220][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.480566][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.480740][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.480971][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.481207][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.481625][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.482058][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.482284][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.482683][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.482915][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.483152][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.483493][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.483724][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.483953][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.484195][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.484617][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.484850][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.485079][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.485339][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.485777][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.486018][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.486262][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.486624][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.486866][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.487124][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.487353][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.487682][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.487932][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.488181][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.488527][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.488755][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.488985][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.489218][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.489454][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.489686][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.489917][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.490151][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.490387][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.490618][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.490847][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.491086][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.491309][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.491548][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.491779][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.492012][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.492248][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.492481][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.492714][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.492950][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.493184][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.493423][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.493653][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.493881][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.494113][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.494344][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.494584][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.494869][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.495111][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.495336][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.495569][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.495825][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.496058][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.496289][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.496526][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.496756][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.496980][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.497213][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.497454][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.497697][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.497930][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.498165][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.498451][  T186] RIP: 0033:0x7f42d141f08e
[   10.498689][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.499520][  T186] RSP: 002b:00007ffcdc8228d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.499864][  T186] RAX: ffffffffffffffda RBX: 00007ffcdc823068 RCX: 00007f42d141f08e
[   10.500207][  T186] RDX: 0000000000000000 RSI: 00007ffcdc822980 RDI: 0000000000000005
[   10.500558][  T186] RBP: 00007ffcdc8228e0 R08: 0000000000000000 R09: 0000000000000000
[   10.500900][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c93c
[   10.501246][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdc823040
| [   10.515909][  T186] ------------[ cut here ]------------
| [   10.516072][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/186
| [   10.516313][  T186] Modules linked in: veth
| [   10.516752][  T186] Tainted: [W]=WARN
[   10.516854][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.517024][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.517208][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.517702][  T186] RSP: 0018:ffa00000008871b0 EFLAGS: 00010286
[   10.517875][  T186] RAX: 00000000ffffffa6 RBX: ff1100000b530200 RCX: 1ff4000000110dfc
[   10.518084][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5302b8
[   10.518288][  T186] RBP: ff11000009e19000 R08: 1fe22000016a6058 R09: ff1100000d068b80
[   10.518499][  T186] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.518705][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.518911][  T186] FS:  00007f42d11e5840(0000) GS:ff1100009fe30000(0000) knlGS:0000000000000000
[   10.519168][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.519346][  T186] CR2: 000055c38e187d30 CR3: 000000000ccf5006 CR4: 0000000000771ef0
[   10.519561][  T186] PKRU: 55555554
[   10.519665][  T186] Call Trace:
[   10.519771][  T186]  <TASK>
[   10.519844][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.519986][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.520094][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.520235][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.520375][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.520511][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.520674][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.520819][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.520957][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.521104][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.521242][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.521393][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.521535][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.521674][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.521813][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.521952][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.522097][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.522235][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.522378][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.522518][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.522655][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.522792][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.522932][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.523076][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.523216][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.523351][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.523495][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.523633][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.523769][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.523916][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.524061][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.524203][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.524341][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.524484][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.524623][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.524763][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.524904][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.525050][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.525191][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.525328][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.525506][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.525649][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.525789][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.525927][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.526086][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.526242][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.526400][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.526558][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.526699][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.526841][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.526982][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.527128][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.527268][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.527413][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.527556][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.527727][  T186] RIP: 0033:0x7f42d141f08e
[   10.527874][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.528372][  T186] RSP: 002b:00007ffcdc8228d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.528584][  T186] RAX: ffffffffffffffda RBX: 00007ffcdc823068 RCX: 00007f42d141f08e
[   10.528796][  T186] RDX: 0000000000000000 RSI: 00007ffcdc822980 RDI: 0000000000000005
[   10.529004][  T186] RBP: 00007ffcdc8228e0 R08: 0000000000000000 R09: 0000000000000000
[   10.529222][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c93c
[   10.529432][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdc823040
| [   10.676310][  T194] ------------[ cut here ]------------
| [   10.676588][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/194
| [   10.676923][  T194] Modules linked in: veth
| [   10.677473][  T194] Tainted: [W]=WARN
[   10.677638][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.677876][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.678134][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.678742][  T194] RSP: 0018:ffa00000005b6e30 EFLAGS: 00010286
[   10.679007][  T194] RAX: 00000000ffffffa6 RBX: ff110000095b1e00 RCX: 1ff40000000b6d8c
[   10.679293][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095b1eb8
[   10.679678][  T194] RBP: ff1100000cd6c000 R08: 1fe22000012b63d8 R09: ff11000008ee8b80
[   10.680046][  T194] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.680470][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d53180
[   10.680813][  T194] FS:  00007fbe86ead840(0000) GS:ff1100009feb0000(0000) knlGS:0000000000000000
[   10.681129][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.681379][  T194] CR2: 000000000042ebe0 CR3: 00000000093a3003 CR4: 0000000000771ef0
[   10.681655][  T194] PKRU: 55555554
[   10.681817][  T194] Call Trace:
[   10.681982][  T194]  <TASK>
[   10.682119][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.682321][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.682495][  T194]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.682733][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[   10.682935][  T194]  ? netif_change_name (net/core/dev.c:1495)
[   10.683165][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.683402][  T194]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.683600][  T194]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.683825][  T194]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.684062][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.684258][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.684466][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.684657][  T194]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.684848][  T194]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.685055][  T194] veth_newlink (drivers/net/veth.c:1871) veth
[   10.685252][  T194]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.685490][  T194]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.685683][  T194]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.685873][  T194]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.686095][  T194]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.686291][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.686503][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.686699][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.686894][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.687099][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.687316][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.687715][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.687910][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.688118][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.688315][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.688525][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.688734][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.688932][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.689136][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.689328][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.689540][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.689734][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.689926][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.691104][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.691306][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.691514][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.691734][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.691942][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.692151][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.692350][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.692565][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.692768][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.692964][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.693176][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.693388][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.693586][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.693800][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.694000][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.694205][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.694429][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.694633][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.694836][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.695094][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[   10.695303][  T194]  ___sys_sendmsg (net/socket.c:2752)
[   10.695516][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.695719][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.695929][  T194]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.696150][  T194]  __sys_sendmsg (net/socket.c:2784)
[   10.696377][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.696581][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.696784][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.696991][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.697203][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.697412][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.697621][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.697855][  T194] RIP: 0033:0x7fbe870e708e
[   10.698067][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.698666][  T194] RSP: 002b:00007fff0ab546d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.698941][  T194] RAX: ffffffffffffffda RBX: 00007fff0ab54e68 RCX: 00007fbe870e708e
[   10.699215][  T194] RDX: 0000000000000000 RSI: 00007fff0ab54780 RDI: 0000000000000005
[   10.699503][  T194] RBP: 00007fff0ab546e0 R08: 0000000000000000 R09: 0000000000000000
[   10.699777][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c93c
[   10.700055][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0ab54e40
| [   10.717531][  T194] ------------[ cut here ]------------
| [   10.717766][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/194
| [   10.718072][  T194] Modules linked in: veth
| [   10.718589][  T194] Tainted: [W]=WARN
[   10.718747][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.718980][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.719237][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.719819][  T194] RSP: 0018:ffa00000005b71b0 EFLAGS: 00010286
[   10.720060][  T194] RAX: 00000000ffffffa6 RBX: ff11000004d70900 RCX: 1ff40000000b6dfc
[   10.720339][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004d709b8
[   10.720614][  T194] RBP: ff11000009c8c000 R08: 1fe22000009ae138 R09: ff11000008ee8b80
[   10.720888][  T194] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.721168][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.721479][  T194] FS:  00007fbe86ead840(0000) GS:ff1100009feb0000(0000) knlGS:0000000000000000
[   10.721800][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.722046][  T194] CR2: 000000000042ebe0 CR3: 00000000093a3003 CR4: 0000000000771ef0
[   10.722313][  T194] PKRU: 55555554
[   10.722488][  T194] Call Trace:
[   10.722663][  T194]  <TASK>
[   10.722786][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.723057][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.723235][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[   10.723444][  T194]  ? netif_change_name (net/core/dev.c:1495)
[   10.723636][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.723865][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.724072][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.724271][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.724479][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.724686][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.724878][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.725085][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.725281][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.725487][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.725680][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.725874][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.726077][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.726266][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.726474][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.726665][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.726862][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.727059][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.727250][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.727456][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.727648][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.727836][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.728027][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.728229][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.728433][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.728628][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.728817][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.729013][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.729213][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.729418][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.729612][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.729806][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.730024][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.730227][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.730435][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.730638][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.730863][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[   10.731071][  T194]  ___sys_sendmsg (net/socket.c:2752)
[   10.731260][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.731461][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.731664][  T194]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.731881][  T194]  __sys_sendmsg (net/socket.c:2784)
[   10.732081][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.732275][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.732477][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.732669][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.732858][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.733057][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.733263][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.733505][  T194] RIP: 0033:0x7fbe870e708e
[   10.733704][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.734258][  T194] RSP: 002b:00007fff0ab546d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.734532][  T194] RAX: ffffffffffffffda RBX: 00007fff0ab54e68 RCX: 00007fbe870e708e
[   10.734798][  T194] RDX: 0000000000000000 RSI: 00007fff0ab54780 RDI: 0000000000000005
[   10.735080][  T194] RBP: 00007fff0ab546e0 R08: 0000000000000000 R09: 0000000000000000
[   10.735337][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c93c


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