======================================
| xx__-> [   10.057512][  T186] ------------[ cut here ]------------
| [   10.057763][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.059056][  T186] Modules linked in: veth
| [   10.059679][  T186] Tainted: [W]=WARN
[   10.059796][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.060118][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.060319][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.060917][  T186] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[   10.061232][  T186] RAX: 00000000ffffffa6 RBX: ff11000002719540 RCX: 1ff400000011cd8c
[   10.061457][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027195f8
[   10.061677][  T186] RBP: ff11000008044000 R08: 1fe22000004e32c0 R09: ff1100000ca52e80
[   10.061901][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.062245][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001ff4400
[   10.062469][  T186] FS:  00007f82ac02f840(0000) GS:ff11000099930000(0000) knlGS:0000000000000000
[   10.062717][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.062889][  T186] CR2: 000055650ed5ad20 CR3: 000000000cb44006 CR4: 0000000000771ef0
[   10.063212][  T186] PKRU: 55555554
[   10.063310][  T186] Call Trace:
[   10.063408][  T186]  <TASK>
[   10.063478][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.063645][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.063779][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.063884][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.064137][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.064270][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.064401][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.064535][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.064664][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.064796][  T186]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.064967][  T186]  ? 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)
[   10.065252][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.065385][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.065518][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.065656][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.065793][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.065962][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.066214][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.066346][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.066496][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.066630][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.066766][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.066906][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.067164][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.067299][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.067431][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.067561][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.067692][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.067828][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.067971][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.068222][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.068353][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.068487][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.068618][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.068765][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.068905][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.069141][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.069272][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.069403][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.069535][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.069665][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.069797][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.069935][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.070127][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.070260][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.070396][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.070530][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.070662][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.070796][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.070933][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.071124][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.071256][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.071389][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.071521][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.071657][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.071792][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.071931][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.072155][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.072290][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.072424][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.072555][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.072699][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.072832][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.072967][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.073161][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.073295][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.073426][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.073557][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.073689][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.073819][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.073955][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.074126][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.074289][  T186] RIP: 0033:0x7f82ac26908e
[   10.074426][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.074896][  T186] RSP: 002b:00007ffd6e421a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.075149][  T186] RAX: ffffffffffffffda RBX: 00007ffd6e4221a8 RCX: 00007f82ac26908e
[   10.075345][  T186] RDX: 0000000000000000 RSI: 00007ffd6e421ac0 RDI: 0000000000000005
[   10.075540][  T186] RBP: 00007ffd6e421a20 R08: 0000000000000000 R09: 0000000000000000
[   10.075735][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b9
[   10.075952][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6e422180
| [   10.095645][  T186] ------------[ cut here ]------------
| [   10.095796][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/186
| [   10.096036][  T186] Modules linked in: veth
| [   10.096392][  T186] Tainted: [W]=WARN
[   10.096488][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.096646][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.096814][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.097267][  T186] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[   10.097424][  T186] RAX: 00000000ffffffa6 RBX: ff11000009b11000 RCX: 1ff400000011cdfc
[   10.097617][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b110b8
[   10.097801][  T186] RBP: ff11000005924000 R08: 1fe2200001362218 R09: ff1100000ca52e80
[   10.098003][  T186] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.098188][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.098378][  T186] FS:  00007f82ac02f840(0000) GS:ff11000099830000(0000) knlGS:0000000000000000
[   10.098593][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.098751][  T186] CR2: 000055650ec90230 CR3: 000000000cb44004 CR4: 0000000000771ef0
[   10.098946][  T186] PKRU: 55555554
[   10.099044][  T186] Call Trace:
[   10.099136][  T186]  <TASK>
[   10.099203][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.099333][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.099428][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.099552][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.099678][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.099801][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.099938][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.100068][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.100197][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.100319][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.100442][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.100573][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.100703][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.100830][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.100962][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.101150][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.101274][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.101397][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.101528][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.101653][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.101776][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.101904][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.102091][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.102280][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.102410][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.102538][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.102669][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.102801][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.102943][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.103091][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.103213][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.103340][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.103466][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.103591][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.103716][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.103846][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.103972][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.104104][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.104231][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.104356][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.104508][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.104636][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.104758][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.104886][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.105033][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.105163][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.105289][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.105412][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.105537][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.105661][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.105789][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.105925][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.106054][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.106179][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.106305][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.106457][  T186] RIP: 0033:0x7f82ac26908e
[   10.106589][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.107039][  T186] RSP: 002b:00007ffd6e421a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.107227][  T186] RAX: ffffffffffffffda RBX: 00007ffd6e4221a8 RCX: 00007f82ac26908e
[   10.107415][  T186] RDX: 0000000000000000 RSI: 00007ffd6e421ac0 RDI: 0000000000000005
[   10.107600][  T186] RBP: 00007ffd6e421a20 R08: 0000000000000000 R09: 0000000000000000
[   10.107786][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b9
[   10.107981][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6e422180
| [   10.232932][  T192] ------------[ cut here ]------------
| [   10.233118][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [   10.233360][  T192] Modules linked in: veth
| [   10.233736][  T192] Tainted: [W]=WARN
[   10.233847][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.234026][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.234207][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.234693][  T192] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[   10.234873][  T192] RAX: 00000000ffffffa6 RBX: ff1100000bc19540 RCX: 1ff400000011cd8c
[   10.235078][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bc195f8
[   10.235277][  T192] RBP: ff11000005791000 R08: 1fe22000017832c0 R09: ff11000002805180
[   10.235477][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.235676][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004aefc00
[   10.235883][  T192] FS:  00007f82c6255840(0000) GS:ff110000997b0000(0000) knlGS:0000000000000000
[   10.236124][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.236292][  T192] CR2: 000000000042ebe0 CR3: 000000000a857002 CR4: 0000000000771ef0
[   10.236488][  T192] PKRU: 55555554
[   10.236585][  T192] Call Trace:
[   10.236683][  T192]  <TASK>
[   10.236752][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.236899][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.237005][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.237172][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.237303][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.237433][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.237562][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.237695][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.237828][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.237970][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.238112][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.238245][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.238376][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.238507][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.238639][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[   10.238774][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.238946][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.239089][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.239219][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.239367][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.239501][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.239635][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.239765][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.239911][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.240053][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.240190][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.240321][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.240454][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.240593][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.240728][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.240869][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.241006][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.241141][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.241277][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.241411][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.241545][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.241675][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.241808][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.241955][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.242096][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.242230][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.242366][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.242497][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.242631][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.242763][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.242901][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.243040][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.243173][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.243304][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.243438][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.243567][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.243703][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.243837][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.243982][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.244119][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.244254][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.244388][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.244552][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.244688][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.244820][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.244959][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.245106][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.245242][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.245373][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.245508][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.245643][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.245777][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.245917][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.246054][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.246187][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.246349][  T192] RIP: 0033:0x7f82c648f08e
[   10.246488][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.246962][  T192] RSP: 002b:00007ffd2de173b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.247166][  T192] RAX: ffffffffffffffda RBX: 00007ffd2de17b48 RCX: 00007f82c648f08e
[   10.247359][  T192] RDX: 0000000000000000 RSI: 00007ffd2de17460 RDI: 0000000000000005
[   10.247554][  T192] RBP: 00007ffd2de173c0 R08: 0000000000000000 R09: 0000000000000000
[   10.247749][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b9
[   10.247949][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2de17b20
| [   10.258568][  T192] ------------[ cut here ]------------
| [   10.258733][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [   10.258965][  T192] Modules linked in: veth
| [   10.259392][  T192] Tainted: [W]=WARN
[   10.259492][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.259652][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.259819][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.260355][  T192] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[   10.260518][  T192] RAX: 00000000ffffffa6 RBX: ff1100000c62fc40 RCX: 1ff400000011cdfc
[   10.260764][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c62fcf8
[   10.260962][  T192] RBP: ff11000009e3c000 R08: 1fe22000018c5fa0 R09: ff11000002805180
[   10.261210][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.261402][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.261592][  T192] FS:  00007f82c6255840(0000) GS:ff110000997b0000(0000) knlGS:0000000000000000
[   10.261816][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.262094][  T192] CR2: 000000000042ebe0 CR3: 000000000a857002 CR4: 0000000000771ef0
[   10.262285][  T192] PKRU: 55555554
[   10.262381][  T192] Call Trace:
[   10.262476][  T192]  <TASK>
[   10.262546][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.262677][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.262774][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.262911][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.263146][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.263272][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.263404][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.263533][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.263662][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.263789][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.263920][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.264155][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.264288][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.264419][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.264546][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.264676][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.264802][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.264937][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.265135][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.265265][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.265396][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.265527][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.265653][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.265851][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.266002][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.266138][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.266274][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.266408][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.266545][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.266684][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.266818][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.266962][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.267104][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.267239][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.267376][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.267512][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.267651][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.267791][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.267935][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.268075][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.268242][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.268382][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.268515][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.268652][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.268796][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.268942][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.269083][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.269220][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.269356][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.269491][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.269627][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.269763][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.269908][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.270081][  T192] RIP: 0033:0x7f82c648f08e
[   10.270224][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.270703][  T192] RSP: 002b:00007ffd2de173b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.270918][  T192] RAX: ffffffffffffffda RBX: 00007ffd2de17b48 RCX: 00007f82c648f08e
[   10.271125][  T192] RDX: 0000000000000000 RSI: 00007ffd2de17460 RDI: 0000000000000005
[   10.271325][  T192] RBP: 00007ffd2de173c0 R08: 0000000000000000 R09: 0000000000000000
[   10.271529][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c6b9


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