======================================
| xx__-> [    9.571083][  T185] ------------[ cut here ]------------
| [    9.571373][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    9.571632][  T185] Modules linked in: veth
| [    9.572069][  T185] Tainted: [W]=WARN
[    9.572179][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.572933][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.573188][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.573763][  T185] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[    9.573951][  T185] RAX: 00000000ffffffa6 RBX: ff11000009ac3700 RCX: 1ff4000000124d8c
[    9.574163][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ac37b8
[    9.574448][  T185] RBP: ff1100000a164000 R08: 1fe22000013586f8 R09: ff11000014e2ae80
[    9.574664][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.574880][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b35f500
[    9.575097][  T185] FS:  00007f74f21ac840(0000) GS:ff110000a31b0000(0000) knlGS:0000000000000000
[    9.575415][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.575596][  T185] CR2: 000055eca2d27270 CR3: 0000000014e78004 CR4: 0000000000771ef0
[    9.575819][  T185] PKRU: 55555554
[    9.575927][  T185] Call Trace:
[    9.576033][  T185]  <TASK>
[    9.576106][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.576290][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.576495][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.576604][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.576750][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.576898][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.577042][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.577184][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.577393][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.577538][  T185]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.577717][  T185]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.577903][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.578046][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.578188][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.578385][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.578531][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.578707][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.578852][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.578998][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.579157][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.579312][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.579462][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.579604][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.579747][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.579891][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.580035][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.580177][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.580333][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.580499][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.580647][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.580790][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.580937][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.581081][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.581223][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.581382][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.581529][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.581686][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.581833][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.581974][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.582116][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.582256][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.582412][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.582553][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.582696][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.582844][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.582987][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.583130][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.583277][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.583427][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.583571][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.583713][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.583857][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.584006][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.584149][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.584304][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.584448][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.584589][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.584764][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.584914][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.585058][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.585200][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.585366][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.585510][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.585651][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.585793][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.585942][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.586087][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.586230][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.586385][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.586528][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.586670][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.586816][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.586994][  T185] RIP: 0033:0x7f74f23e608e
[    9.587145][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.587662][  T185] RSP: 002b:00007ffe365d5350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.587900][  T185] RAX: ffffffffffffffda RBX: 00007ffe365d5ae8 RCX: 00007f74f23e608e
[    9.588115][  T185] RDX: 0000000000000000 RSI: 00007ffe365d5400 RDI: 0000000000000005
[    9.588338][  T185] RBP: 00007ffe365d5360 R08: 0000000000000000 R09: 0000000000000000
[    9.588558][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c94b
[    9.588770][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe365d5ac0
| [    9.596799][  T185] ------------[ cut here ]------------
| [    9.596957][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    9.597196][  T185] Modules linked in: veth
| [    9.598160][  T185] Tainted: [W]=WARN
[    9.598270][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.598501][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.598681][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.599173][  T185] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[    9.599411][  T185] RAX: 00000000ffffffa6 RBX: ff1100000a2eb1c0 RCX: 1ff4000000124dfc
[    9.599619][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a2eb278
[    9.599839][  T185] RBP: ff11000008e09000 R08: 1fe220000145d650 R09: ff11000014e2ae80
[    9.600044][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.600248][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.600517][  T185] FS:  00007f74f21ac840(0000) GS:ff110000a31b0000(0000) knlGS:0000000000000000
[    9.600757][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.600934][  T185] CR2: 000055eca2d27270 CR3: 0000000014e78004 CR4: 0000000000771ef0
[    9.601138][  T185] PKRU: 55555554
[    9.601241][  T185] Call Trace:
[    9.601412][  T185]  <TASK>
[    9.601487][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.601630][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.601734][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.601877][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.602016][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.602151][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.602355][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.602493][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.602632][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.602769][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.602912][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.603055][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.603197][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.603398][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.603535][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.603687][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.603827][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.603962][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.604105][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.604245][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.604447][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.604584][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.604720][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.604860][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.605001][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.605137][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.605280][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.605480][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.605617][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.605759][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.605903][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.606047][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.606185][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.606388][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.606526][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.606666][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.606806][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.606949][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.607088][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.607227][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.607463][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.607608][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.607746][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.607884][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.608037][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.608176][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.608431][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.608629][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.608773][  T185]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.608915][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.609057][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.609195][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.609394][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.609532][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.609669][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.609842][  T185] RIP: 0033:0x7f74f23e608e
[    9.609988][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.610538][  T185] RSP: 002b:00007ffe365d5350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.610743][  T185] RAX: ffffffffffffffda RBX: 00007ffe365d5ae8 RCX: 00007f74f23e608e
[    9.610950][  T185] RDX: 0000000000000000 RSI: 00007ffe365d5400 RDI: 0000000000000005
[    9.611153][  T185] RBP: 00007ffe365d5360 R08: 0000000000000000 R09: 0000000000000000
[    9.611428][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c94b
[    9.611634][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe365d5ac0
| [    9.732588][  T190] ------------[ cut here ]------------
| [    9.732782][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/190
| [    9.733047][  T190] Modules linked in: veth
| [    9.733472][  T190] Tainted: [W]=WARN
[    9.733580][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.733760][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.733956][  T190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.734481][  T190] RSP: 0018:ffa0000000666e30 EFLAGS: 00010286
[    9.734663][  T190] RAX: 00000000ffffffa6 RBX: ff1100000c820580 RCX: 1ff40000000ccd8c
[    9.734881][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c820638
[    9.735100][  T190] RBP: ff110000099fc000 R08: 1fe22000019040c8 R09: ff1100000bcf5180
[    9.735331][  T190] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.735548][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000abe1200
[    9.735765][  T190] FS:  00007f4e5adb2840(0000) GS:ff110000a3330000(0000) knlGS:0000000000000000
[    9.736025][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.736208][  T190] CR2: 000000000042ebe0 CR3: 000000000bdc4006 CR4: 0000000000771ef0
[    9.736442][  T190] PKRU: 55555554
[    9.736551][  T190] Call Trace:
[    9.736660][  T190]  <TASK>
[    9.736735][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.736888][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.737000][  T190]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.737179][  T190]  __dev_notify_flags (net/core/dev.c:9787)
[    9.737335][  T190]  ? netif_change_name (net/core/dev.c:1495)
[    9.737480][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.737623][  T190]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.737766][  T190]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.737918][  T190]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.738068][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.738213][  T190]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.738368][  T190]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.738512][  T190]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.738656][  T190]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.738800][  T190] veth_newlink (drivers/net/veth.c:1871) veth
[    9.738952][  T190]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.739130][  T190]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.739281][  T190]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.739433][  T190]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.739600][  T190]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.739746][  T190]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.739893][  T190]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.740036][  T190]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.740182][  T190]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.740337][  T190]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.740483][  T190]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.740626][  T190]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.740768][  T190]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.740931][  T190]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.741081][  T190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.741224][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.741376][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.741519][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.741663][  T190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.741811][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.741962][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.742113][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.742286][  T190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.742438][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.742585][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.742728][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.742876][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.743022][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.743166][  T190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.743324][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.743471][  T190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.743619][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.743762][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.743913][  T190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.744078][  T190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.744221][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.744378][  T190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.744523][  T190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.744670][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.744823][  T190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.744973][  T190]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.745119][  T190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.745370][  T190]  ? move_addr_to_kernel (net/socket.c:258)
[    9.745520][  T190]  ___sys_sendmsg (net/socket.c:2752)
[    9.745662][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.745809][  T190]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.745963][  T190]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.746112][  T190]  __sys_sendmsg (net/socket.c:2784)
[    9.746255][  T190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.746413][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.746556][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.746698][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.746846][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.746992][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.747138][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.747326][  T190] RIP: 0033:0x7f4e5afec08e
[    9.747479][  T190] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.747994][  T190] RSP: 002b:00007fff55dcfb00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.748215][  T190] RAX: ffffffffffffffda RBX: 00007fff55dd0298 RCX: 00007f4e5afec08e
[    9.748444][  T190] RDX: 0000000000000000 RSI: 00007fff55dcfbb0 RDI: 0000000000000005
[    9.748658][  T190] RBP: 00007fff55dcfb10 R08: 0000000000000000 R09: 0000000000000000
[    9.748875][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c94c
[    9.749092][  T190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff55dd0270
| [    9.759782][  T190] ------------[ cut here ]------------
| [    9.759966][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/190
| [    9.760214][  T190] Modules linked in: veth
| [    9.760675][  T190] Tainted: [W]=WARN
[    9.760781][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.760958][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.761146][  T190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.761656][  T190] RSP: 0018:ffa00000006671b0 EFLAGS: 00010286
[    9.761839][  T190] RAX: 00000000ffffffa6 RBX: ff1100000be46900 RCX: 1ff40000000ccdfc
[    9.762050][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000be469b8
[    9.762260][  T190] RBP: ff11000007591000 R08: 1fe22000017c8d38 R09: ff1100000bcf5180
[    9.762492][  T190] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.762704][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.762916][  T190] FS:  00007f4e5adb2840(0000) GS:ff110000a3330000(0000) knlGS:0000000000000000
[    9.763165][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.763353][  T190] CR2: 000000000042ebe0 CR3: 000000000bdc4006 CR4: 0000000000771ef0
[    9.763563][  T190] PKRU: 55555554
[    9.763683][  T190] Call Trace:
[    9.763798][  T190]  <TASK>
[    9.763876][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.764020][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.764131][  T190]  __dev_notify_flags (net/core/dev.c:9787)
[    9.764278][  T190]  ? netif_change_name (net/core/dev.c:1495)
[    9.764602][  T190]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.764744][  T190]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.764890][  T190]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.765038][  T190]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.765180][  T190]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.765331][  T190]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.765471][  T190]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.765614][  T190]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.765765][  T190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.765913][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.766066][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.766208][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.766361][  T190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.766502][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.766643][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.766782][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.766924][  T190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.767063][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.767203][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.767354][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.767494][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.767634][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.767777][  T190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.767921][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.768061][  T190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.768205][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.768360][  T190]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.768502][  T190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.768645][  T190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.768786][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.768935][  T190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.769077][  T190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.769220][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.769374][  T190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.769517][  T190]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.769678][  T190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.769858][  T190]  ? move_addr_to_kernel (net/socket.c:258)
[    9.770006][  T190]  ___sys_sendmsg (net/socket.c:2752)
[    9.770145][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.770297][  T190]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.770449][  T190]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.770590][  T190]  __sys_sendmsg (net/socket.c:2784)
[    9.770730][  T190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.770879][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.771024][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.771166][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.771316][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.771456][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.771600][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.771775][  T190] RIP: 0033:0x7f4e5afec08e
[    9.771928][  T190] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.772438][  T190] RSP: 002b:00007fff55dcfb00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.772654][  T190] RAX: ffffffffffffffda RBX: 00007fff55dd0298 RCX: 00007f4e5afec08e
[    9.772866][  T190] RDX: 0000000000000000 RSI: 00007fff55dcfbb0 RDI: 0000000000000005
[    9.773076][  T190] RBP: 00007fff55dcfb10 R08: 0000000000000000 R09: 0000000000000000
[    9.773298][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c94c


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