======================================
| xx__-> [   10.124753][  T185] ------------[ cut here ]------------
| [   10.125154][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [   10.125621][  T185] Modules linked in: veth
| [   10.126327][  T185] Tainted: [W]=WARN
[   10.126502][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.126783][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.127096][  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
[   10.127901][  T185] RSP: 0018:ffa0000000856e30 EFLAGS: 00010286
[   10.128185][  T185] RAX: 00000000ffffffa6 RBX: ff11000004aee740 RCX: 1ff400000010ad8c
[   10.128528][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aee7f8
[   10.128865][  T185] RBP: ff11000008f04000 R08: 1fe220000095dd00 R09: ff1100000cc70b80
[   10.129221][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.129564][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000090d6380
[   10.129902][  T185] FS:  00007fe9cad2d840(0000) GS:ff110000acbb0000(0000) knlGS:0000000000000000
[   10.130315][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.130602][  T185] CR2: 0000561223d15d50 CR3: 000000000cf84006 CR4: 0000000000771ef0
[   10.130939][  T185] PKRU: 55555554
[   10.131117][  T185] Call Trace:
[   10.131299][  T185]  <TASK>
[   10.131424][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.131716][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.131948][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.132132][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.132351][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.132584][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[   10.132807][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.133029][  T185]  ? netif_change_name (net/core/dev.c:1495)
[   10.133258][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.133477][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.133693][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.133910][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.134141][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.134359][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.134573][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[   10.134796][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.135083][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.135319][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.135538][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.135783][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.135999][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.136223][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.136442][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.136676][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.136908][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.137146][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.137400][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.137615][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.137845][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.138086][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.138328][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.138558][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.138785][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.139012][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.139257][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.139491][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.139717][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.139945][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.140178][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.140412][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.140636][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.140867][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.141108][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.141344][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.141568][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.141797][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.142032][  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))
[   10.142273][  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))
[   10.142504][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.142741][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.142968][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.143194][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.143415][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.143631][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.143847][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.144073][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.144304][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.144572][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[   10.144794][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.145005][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.145236][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.145475][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.145690][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.145911][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.146146][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.146383][  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)
[   10.146610][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.146835][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.147068][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.147302][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.147530][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.147757][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.148045][  T185] RIP: 0033:0x7fe9caf6708e
[   10.148285][  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
[   10.149079][  T185] RSP: 002b:00007ffdb62b25d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.149441][  T185] RAX: ffffffffffffffda RBX: 00007ffdb62b2d68 RCX: 00007fe9caf6708e
[   10.149775][  T185] RDX: 0000000000000000 RSI: 00007ffdb62b2680 RDI: 0000000000000005
[   10.150121][  T185] RBP: 00007ffdb62b25e0 R08: 0000000000000000 R09: 0000000000000000
[   10.150464][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd28
[   10.150811][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb62b2d40
| [   10.180834][  T185] ------------[ cut here ]------------
| [   10.181322][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [   10.181726][  T185] Modules linked in: veth
| [   10.182351][  T185] Tainted: [W]=WARN
[   10.182519][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.182795][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.183096][  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
[   10.183885][  T185] RSP: 0018:ffa00000008571b0 EFLAGS: 00010286
[   10.184172][  T185] RAX: 00000000ffffffa6 RBX: ff1100000b395e00 RCX: 1ff400000010adfc
[   10.184506][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b395eb8
[   10.184838][  T185] RBP: ff11000009111000 R08: 1fe2200001672bd8 R09: ff1100000cc70b80
[   10.185177][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.185504][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.185831][  T185] FS:  00007fe9cad2d840(0000) GS:ff110000acbb0000(0000) knlGS:0000000000000000
[   10.186223][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.186512][  T185] CR2: 0000561223d15d50 CR3: 000000000cf84006 CR4: 0000000000771ef0
[   10.186840][  T185] PKRU: 55555554
[   10.187004][  T185] Call Trace:
[   10.187176][  T185]  <TASK>
[   10.187296][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.187520][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.187687][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[   10.187905][  T185]  ? netif_change_name (net/core/dev.c:1495)
[   10.188137][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.188370][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.188592][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.188812][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.189031][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.189278][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.189499][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.189734][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.189962][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.190193][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.190416][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.190635][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.190856][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.191078][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.191313][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.191532][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.191753][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.191970][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.192195][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.192413][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.192635][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.192851][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.193079][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.193296][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.193501][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.193710][  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))
[   10.193917][  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))
[   10.194135][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.194354][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.194576][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.194797][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.195017][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.195253][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.195478][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.195698][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.195915][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.196193][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[   10.196425][  T185]  ___sys_sendmsg (net/socket.c:2752)
[   10.196638][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.196852][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.197103][  T185]  __sys_sendmsg (net/socket.c:2784)
[   10.197325][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.197542][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.197755][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.197965][  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)
[   10.198177][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.198386][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.198617][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.198835][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.199061][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.199286][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.199558][  T185] RIP: 0033:0x7fe9caf6708e
[   10.199788][  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
[   10.200559][  T185] RSP: 002b:00007ffdb62b25d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.200889][  T185] RAX: ffffffffffffffda RBX: 00007ffdb62b2d68 RCX: 00007fe9caf6708e
[   10.201240][  T185] RDX: 0000000000000000 RSI: 00007ffdb62b2680 RDI: 0000000000000005
[   10.201566][  T185] RBP: 00007ffdb62b25e0 R08: 0000000000000000 R09: 0000000000000000
[   10.201892][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd28
[   10.202223][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb62b2d40
| [   10.375883][  T195] ------------[ cut here ]------------
| [   10.376084][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [   10.376360][  T195] Modules linked in: veth
| [   10.376778][  T195] Tainted: [W]=WARN
[   10.376888][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.377080][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.377279][  T195] 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
[   10.377821][  T195] RSP: 0018:ffa0000000576e30 EFLAGS: 00010286
[   10.378010][  T195] RAX: 00000000ffffffa6 RBX: ff11000009b8ee40 RCX: 1ff40000000aed8c
[   10.378235][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b8eef8
[   10.378453][  T195] RBP: ff11000008824000 R08: 1fe2200001371de0 R09: ff1100000c5bd180
[   10.378670][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.378885][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b24e700
[   10.379113][  T195] FS:  00007f8747e56840(0000) GS:ff110000acd30000(0000) knlGS:0000000000000000
[   10.379389][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.379579][  T195] CR2: 000000000042ebe0 CR3: 00000000091d8002 CR4: 0000000000771ef0
[   10.379803][  T195] PKRU: 55555554
[   10.379919][  T195] Call Trace:
[   10.380032][  T195]  <TASK>
[   10.380116][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.380274][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.380386][  T195]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.380573][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[   10.380725][  T195]  ? netif_change_name (net/core/dev.c:1495)
[   10.380870][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.381017][  T195]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.381170][  T195]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.381334][  T195]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.381487][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.381639][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.381784][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.381929][  T195]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.382091][  T195]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.382245][  T195] veth_newlink (drivers/net/veth.c:1871) veth
[   10.382397][  T195]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.382575][  T195]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.382721][  T195]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.382865][  T195]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.383026][  T195]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.383181][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.383335][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.383500][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.383645][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.383790][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.383934][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.384415][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.384565][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.384716][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.384877][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.385023][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.385171][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.385324][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.385466][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.385610][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.385757][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.385902][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.386051][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.386193][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.386340][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.386482][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.386628][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.386772][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.386962][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.387162][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.387311][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.387458][  T195]  ? 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))
[   10.387600][  T195]  ? 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))
[   10.387745][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.387888][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.388035][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.388190][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.388339][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.388482][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.388628][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.388772][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.388915][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.389097][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[   10.389257][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   10.389399][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.389541][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.390136][  T195]  ? 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))
[   10.390290][  T195]  __sys_sendmsg (net/socket.c:2784)
[   10.390435][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.390582][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.390730][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.390873][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.391026][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.391180][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.391336][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.391515][  T195] RIP: 0033:0x7f874809008e
[   10.391668][  T195] 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
[   10.392185][  T195] RSP: 002b:00007ffdfe0115d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.392406][  T195] RAX: ffffffffffffffda RBX: 00007ffdfe011d68 RCX: 00007f874809008e
[   10.392619][  T195] RDX: 0000000000000000 RSI: 00007ffdfe011680 RDI: 0000000000000005
[   10.392834][  T195] RBP: 00007ffdfe0115e0 R08: 0000000000000000 R09: 0000000000000000
[   10.393053][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd28
[   10.393274][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfe011d40
| [   10.405476][  T195] ------------[ cut here ]------------
| [   10.405654][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [   10.405898][  T195] Modules linked in: veth
| [   10.406870][  T195] Tainted: [W]=WARN
[   10.406982][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.407221][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.407429][  T195] 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
[   10.407928][  T195] RSP: 0018:ffa00000005771b0 EFLAGS: 00010286
[   10.408120][  T195] RAX: 00000000ffffffa6 RBX: ff11000009b4b540 RCX: 1ff40000000aedfc
[   10.408335][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b4b5f8
[   10.408547][  T195] RBP: ff11000008921000 R08: 1fe22000013696c0 R09: ff1100000c5bd180
[   10.408759][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.408976][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.409203][  T195] FS:  00007f8747e56840(0000) GS:ff110000acd30000(0000) knlGS:0000000000000000
[   10.409470][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.409648][  T195] CR2: 000000000042ebe0 CR3: 00000000091d8002 CR4: 0000000000771ef0
[   10.409854][  T195] PKRU: 55555554
[   10.409959][  T195] Call Trace:
[   10.410071][  T195]  <TASK>
[   10.410143][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.410306][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.410414][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[   10.410553][  T195]  ? netif_change_name (net/core/dev.c:1495)
[   10.410691][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.410831][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.411004][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.411218][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.411427][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.411634][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.411844][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.412029][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.412193][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.412357][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.412495][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.412633][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.412770][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.412906][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.413066][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.413203][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.413344][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.413480][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.413615][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.413752][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.413892][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.414029][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.414192][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.414341][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.414533][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.414702][  T195]  ? 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))
[   10.414838][  T195]  ? 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))
[   10.414976][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.415121][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.415264][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.415404][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.415541][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.415679][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.415822][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.415958][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.416100][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.416275][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[   10.416417][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   10.416553][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.416688][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.416834][  T195]  ? 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))
[   10.417005][  T195]  __sys_sendmsg (net/socket.c:2784)
[   10.417216][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.417435][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.417653][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.417859][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.418003][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.418164][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.418316][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.418488][  T195] RIP: 0033:0x7f874809008e
[   10.418634][  T195] 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
[   10.419136][  T195] RSP: 002b:00007ffdfe0115d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.419446][  T195] RAX: ffffffffffffffda RBX: 00007ffdfe011d68 RCX: 00007f874809008e
[   10.419658][  T195] RDX: 0000000000000000 RSI: 00007ffdfe011680 RDI: 0000000000000005
[   10.419866][  T195] RBP: 00007ffdfe0115e0 R08: 0000000000000000 R09: 0000000000000000
[   10.420083][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd28
[   10.420298][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfe011d40
| [   10.705426][  T208] ------------[ cut here ]------------
| [   10.705620][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/208
| [   10.705879][  T208] Modules linked in: veth
| [   10.706305][  T208] Tainted: [W]=WARN
[   10.706418][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.706597][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.706786][  T208] 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
[   10.707331][  T208] RSP: 0018:ffa0000000666e30 EFLAGS: 00010286
[   10.707598][  T208] RAX: 00000000ffffffa6 RBX: ff1100000ed3c900 RCX: 1ff40000000ccd8c
[   10.707921][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ed3c9b8
[   10.708273][  T208] RBP: ff1100000b3b4000 R08: 1fe2200001da7938 R09: ff1100000ba5ae80
[   10.708618][  T208] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.708963][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000094c0400
[   10.709326][  T208] FS:  00007f14f2996840(0000) GS:ff110000acbb0000(0000) knlGS:0000000000000000
[   10.709734][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.710021][  T208] CR2: 0000561223d1ae58 CR3: 000000000e0d9006 CR4: 0000000000771ef0
[   10.710387][  T208] PKRU: 55555554
[   10.710556][  T208] Call Trace:
[   10.710730][  T208]  <TASK>
[   10.710851][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.711092][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.711312][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.711481][  T208]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.711711][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   10.711938][  T208]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.712167][  T208]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.712399][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   10.712624][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.712853][  T208]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.713089][  T208]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.713320][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.713551][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.713771][  T208]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.714001][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.714243][  T208]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.714475][  T208]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.714716][  T208] veth_newlink (drivers/net/veth.c:1871) veth
[   10.714959][  T208]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.715266][  T208]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.715503][  T208]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.715737][  T208]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.716006][  T208]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.716263][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.716514][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.716752][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.716990][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.717230][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.717455][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.717672][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.717897][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.718138][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.718372][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.718595][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.718816][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.719052][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.719275][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.719490][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.719722][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.719960][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.720186][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.720435][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.720661][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.720884][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.721119][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.721339][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.721533][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.721741][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.721964][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.722212][  T208]  ? 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))
[   10.722443][  T208]  ? 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))
[   10.722672][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.722902][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.723144][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.723383][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.723615][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.723842][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.724084][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.724312][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.724528][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.724802][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   10.725048][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   10.725280][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.725503][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.725744][  T208]  ? 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))
[   10.725973][  T208]  __sys_sendmsg (net/socket.c:2784)
[   10.726205][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.726429][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.726650][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.726876][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.727108][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.727332][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.727554][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.727830][  T208] RIP: 0033:0x7f14f2bd008e
[   10.728076][  T208] 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
[   10.728870][  T208] RSP: 002b:00007ffdfce985d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.729230][  T208] RAX: ffffffffffffffda RBX: 00007ffdfce98d68 RCX: 00007f14f2bd008e
[   10.729566][  T208] RDX: 0000000000000000 RSI: 00007ffdfce98680 RDI: 0000000000000005
[   10.729900][  T208] RBP: 00007ffdfce985e0 R08: 0000000000000000 R09: 0000000000000000
[   10.730251][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd29
[   10.730605][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfce98d40
| [   10.747879][  T208] ------------[ cut here ]------------
| [   10.748146][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/208
| [   10.748533][  T208] Modules linked in: veth
| [   10.749352][  T208] Tainted: [W]=WARN
[   10.749521][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.749794][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.750099][  T208] 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
[   10.750868][  T208] RSP: 0018:ffa00000006671b0 EFLAGS: 00010286
[   10.751158][  T208] RAX: 00000000ffffffa6 RBX: ff1100000ed3eac0 RCX: 1ff40000000ccdfc
[   10.751495][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ed3eb78
[   10.751821][  T208] RBP: ff1100000b3b1000 R08: 1fe2200001da7d70 R09: ff1100000ba5ae80
[   10.752151][  T208] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.752479][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.752817][  T208] FS:  00007f14f2996840(0000) GS:ff110000acbb0000(0000) knlGS:0000000000000000
[   10.753194][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.753472][  T208] CR2: 0000561223d1ae58 CR3: 000000000e0d9006 CR4: 0000000000771ef0
[   10.753798][  T208] PKRU: 55555554
[   10.753960][  T208] Call Trace:
[   10.754138][  T208]  <TASK>
[   10.754258][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.754491][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.754663][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   10.754889][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   10.755118][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.755335][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.755547][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.755767][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.755985][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.756214][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.756437][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.756662][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.756886][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.757118][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.757343][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.757558][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.757768][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.757976][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.758213][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.758435][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.758653][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.758867][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.759093][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.759314][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.759534][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.759749][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.759967][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.760183][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.760395][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.760616][  T208]  ? 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))
[   10.760828][  T208]  ? 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))
[   10.761058][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.761291][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.761511][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.761728][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.761947][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.762173][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.762396][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.762607][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.762788][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.763051][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[   10.763278][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   10.763492][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.763706][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.763937][  T208]  ? 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))
[   10.764168][  T208]  __sys_sendmsg (net/socket.c:2784)
[   10.764390][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.764617][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.764833][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.765058][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.765276][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.765505][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.765722][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.765987][  T208] RIP: 0033:0x7f14f2bd008e
[   10.766226][  T208] 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
[   10.766733][  T208] RSP: 002b:00007ffdfce985d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.766946][  T208] RAX: ffffffffffffffda RBX: 00007ffdfce98d68 RCX: 00007f14f2bd008e
[   10.767157][  T208] RDX: 0000000000000000 RSI: 00007ffdfce98680 RDI: 0000000000000005
[   10.767457][  T208] RBP: 00007ffdfce985e0 R08: 0000000000000000 R09: 0000000000000000
[   10.767785][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd29


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