======================================
| xx__-> [    9.452127][  T186] ------------[ cut here ]------------
| [    9.452401][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.452789][  T186] Modules linked in: veth
| [    9.453348][  T186] Tainted: [W]=WARN
[    9.453530][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.453789][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.454045][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.454685][  T186] RSP: 0018:ffa0000000846e30 EFLAGS: 00010286
[    9.454932][  T186] RAX: 00000000ffffffa6 RBX: ff110000056df540 RCX: 1ff4000000108d8c
[    9.455199][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056df5f8
[    9.455462][  T186] RBP: ff110000088b9000 R08: 1fe2200000adbec0 R09: ff11000005a6ae80
[    9.455753][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.456033][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf6b500
[    9.456303][  T186] FS:  00007f75d9bf0840(0000) GS:ff1100008c8b0000(0000) knlGS:0000000000000000
[    9.456624][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.456899][  T186] CR2: 00005639fb4fccf0 CR3: 000000000cc3f004 CR4: 0000000000771ef0
[    9.457166][  T186] PKRU: 55555554
[    9.457325][  T186] Call Trace:
[    9.457484][  T186]  <TASK>
[    9.457626][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.457877][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.458086][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.458247][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.458448][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.458652][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.458915][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.459114][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.459310][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.459507][  T186]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.459762][  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)
[    9.460010][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.460204][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.460400][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.460608][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.460824][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.461068][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.461266][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.461462][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.461704][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.461903][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.462106][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.462304][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.462502][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.462719][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.462947][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.463142][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.463335][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.463542][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.463755][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.463965][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.464160][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.464358][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.464563][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.464774][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.464984][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.465179][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.465375][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.465578][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.465787][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.465993][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.466192][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.466384][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.466593][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.466803][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.467009][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.467210][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.467403][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.467611][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.467821][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.468027][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.468225][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.468421][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.468626][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.468839][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.469045][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.469242][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.469471][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.469690][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.469887][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.470106][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.470317][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.470522][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.470736][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.470945][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.471145][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.471342][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.471546][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.471756][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.471965][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.472165][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.472361][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.472597][  T186] RIP: 0033:0x7f75d9e2a08e
[    9.472814][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.473383][  T186] RSP: 002b:00007ffc0eea4ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.473673][  T186] RAX: ffffffffffffffda RBX: 00007ffc0eea5658 RCX: 00007f75d9e2a08e
[    9.473947][  T186] RDX: 0000000000000000 RSI: 00007ffc0eea4f70 RDI: 0000000000000005
[    9.474211][  T186] RBP: 00007ffc0eea4ed0 R08: 0000000000000000 R09: 0000000000000000
[    9.474475][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7a3
[    9.474761][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0eea5630
| [    9.485938][  T186] ------------[ cut here ]------------
| [    9.486135][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.486442][  T186] Modules linked in: veth
| [    9.487054][  T186] Tainted: [W]=WARN
[    9.487213][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.487437][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.487696][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.488249][  T186] RSP: 0018:ffa00000008471b0 EFLAGS: 00010286
[    9.488478][  T186] RAX: 00000000ffffffa6 RBX: ff110000028a5540 RCX: 1ff4000000108dfc
[    9.488769][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028a55f8
[    9.489043][  T186] RBP: ff11000009179000 R08: 1fe2200000514ac0 R09: ff11000005a6ae80
[    9.489303][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.489569][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.489844][  T186] FS:  00007f75d9bf0840(0000) GS:ff1100008c8b0000(0000) knlGS:0000000000000000
[    9.490152][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.490380][  T186] CR2: 00005639fb4fccf0 CR3: 000000000cc3f004 CR4: 0000000000771ef0
[    9.490652][  T186] PKRU: 55555554
[    9.490821][  T186] Call Trace:
[    9.490988][  T186]  <TASK>
[    9.491112][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.491304][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.491462][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.491676][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.491871][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.492073][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.492266][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.492458][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.492675][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.492866][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.493068][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.493265][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.493465][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.493680][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.493870][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.494074][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.494264][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.494454][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.494673][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.494869][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.495072][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.495263][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.495451][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.495650][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.495859][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.496054][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.496248][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.496441][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.496641][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.496850][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.497049][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.497242][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.497435][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.497630][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.497841][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.498043][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.498237][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.498432][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.498633][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.498838][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.499072][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.499268][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.499460][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.499675][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.499884][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.500081][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.500272][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.500460][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.500678][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.500871][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.501076][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.501266][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.501456][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.501670][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.501864][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.502129][  T186] RIP: 0033:0x7f75d9e2a08e
[    9.502331][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.502891][  T186] RSP: 002b:00007ffc0eea4ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.503154][  T186] RAX: ffffffffffffffda RBX: 00007ffc0eea5658 RCX: 00007f75d9e2a08e
[    9.503411][  T186] RDX: 0000000000000000 RSI: 00007ffc0eea4f70 RDI: 0000000000000005
[    9.503689][  T186] RBP: 00007ffc0eea4ed0 R08: 0000000000000000 R09: 0000000000000000
[    9.503954][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7a3
[    9.504208][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0eea5630
| [    9.655707][  T197] ------------[ cut here ]------------
| [    9.655919][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/197
| [    9.656172][  T197] Modules linked in: veth
| [    9.656582][  T197] Tainted: [W]=WARN
[    9.656870][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.657052][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.657237][  T197] 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
[    9.657748][  T197] RSP: 0018:ffa0000000556e30 EFLAGS: 00010286
[    9.657930][  T197] RAX: 00000000ffffffa6 RBX: ff1100000a533540 RCX: 1ff40000000aad8c
[    9.658142][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a5335f8
[    9.658352][  T197] RBP: ff11000007bb1000 R08: 1fe22000014a66c0 R09: ff1100000c9d8b80
[    9.658568][  T197] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.658783][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bda6380
[    9.658998][  T197] FS:  00007fc759a32840(0000) GS:ff1100008c930000(0000) knlGS:0000000000000000
[    9.659248][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.659431][  T197] CR2: 00005639fb5186c8 CR3: 000000000ce69006 CR4: 0000000000771ef0
[    9.659653][  T197] PKRU: 55555554
[    9.659767][  T197] Call Trace:
[    9.659873][  T197]  <TASK>
[    9.659952][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.660097][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.660205][  T197]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.660383][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[    9.660529][  T197]  ? netif_change_name (net/core/dev.c:1495)
[    9.660672][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.660816][  T197]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.660959][  T197]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.661103][  T197]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.661246][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.661389][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.661537][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.661688][  T197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.661829][  T197]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.661978][  T197] veth_newlink (drivers/net/veth.c:1871) veth
[    9.662121][  T197]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.662296][  T197]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.662437][  T197]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.662586][  T197]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.662753][  T197]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.662898][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.663042][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.663180][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.663323][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.663467][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.663614][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.663767][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.663913][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.664059][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.664204][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.664350][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.664490][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.664637][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.664785][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.664927][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.665071][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.665212][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.665353][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.665495][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.665640][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.665787][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.665933][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.666072][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.666214][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.666354][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.666500][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.666652][  T197]  ? 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))
[    9.666798][  T197]  ? 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))
[    9.666948][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.667091][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.667231][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.667373][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.667520][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.667667][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.667812][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.667958][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.668100][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.668274][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[    9.668420][  T197]  ___sys_sendmsg (net/socket.c:2752)
[    9.668564][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.668714][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.668865][  T197]  ? 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))
[    9.669014][  T197]  __sys_sendmsg (net/socket.c:2784)
[    9.669156][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.669300][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.669443][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.669587][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.669734][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.669881][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.670024][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.670200][  T197] RIP: 0033:0x7fc759c6c08e
[    9.670349][  T197] 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
[    9.670863][  T197] RSP: 002b:00007fff9889cee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.671081][  T197] RAX: ffffffffffffffda RBX: 00007fff9889d678 RCX: 00007fc759c6c08e
[    9.671310][  T197] RDX: 0000000000000000 RSI: 00007fff9889cf90 RDI: 0000000000000005
[    9.671525][  T197] RBP: 00007fff9889cef0 R08: 0000000000000000 R09: 0000000000000000
[    9.671741][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7a4
[    9.671958][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9889d650
| [    9.724556][  T197] ------------[ cut here ]------------
| [    9.724899][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/197
| [    9.725282][  T197] Modules linked in: veth
| [    9.726033][  T197] Tainted: [W]=WARN
[    9.726294][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.726635][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.727006][  T197] 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
[    9.727645][  T197] RSP: 0018:ffa00000005571b0 EFLAGS: 00010286
[    9.728001][  T197] RAX: 00000000ffffffa6 RBX: ff1100000f84e200 RCX: 1ff40000000aadfc
[    9.728314][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f84e2b8
[    9.728640][  T197] RBP: ff1100000ccd1000 R08: 1fe2200001f09c58 R09: ff1100000c9d8b80
[    9.728974][  T197] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.729324][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.729687][  T197] FS:  00007fc759a32840(0000) GS:ff1100008c8b0000(0000) knlGS:0000000000000000
[    9.730092][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.730339][  T197] CR2: 00005639fb546290 CR3: 000000000ce69002 CR4: 0000000000771ef0
[    9.730598][  T197] PKRU: 55555554
[    9.730771][  T197] Call Trace:
[    9.730935][  T197]  <TASK>
[    9.731061][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.731257][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.731416][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[    9.731617][  T197]  ? netif_change_name (net/core/dev.c:1495)
[    9.731824][  T197]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.732029][  T197]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.732224][  T197]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.732416][  T197]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.732617][  T197]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.732818][  T197]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.733022][  T197]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.733217][  T197]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.733410][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.733608][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.733812][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.734016][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.734202][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.734389][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.734596][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.734800][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.735002][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.735192][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.735378][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.735574][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.735779][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.735981][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.736174][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.736364][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.736564][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.736771][  T197]  ? 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))
[    9.736968][  T197]  ? 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))
[    9.737160][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.737351][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.737551][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.737754][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.737955][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.738146][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.738339][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.738536][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.738743][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.738980][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[    9.739175][  T197]  ___sys_sendmsg (net/socket.c:2752)
[    9.739363][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.739562][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.739777][  T197]  ? 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))
[    9.739984][  T197]  __sys_sendmsg (net/socket.c:2784)
[    9.740176][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.740374][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.740573][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.740779][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.740981][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.741171][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.741360][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.741588][  T197] RIP: 0033:0x7fc759c6c08e
[    9.741798][  T197] 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
[    9.742345][  T197] RSP: 002b:00007fff9889cee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.742609][  T197] RAX: ffffffffffffffda RBX: 00007fff9889d678 RCX: 00007fc759c6c08e
[    9.742878][  T197] RDX: 0000000000000000 RSI: 00007fff9889cf90 RDI: 0000000000000005
[    9.743144][  T197] RBP: 00007fff9889cef0 R08: 0000000000000000 R09: 0000000000000000
[    9.743398][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7a4


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