======================================
| xx__-> [    9.665712][  T186] ------------[ cut here ]------------
| [    9.666030][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.667766][  T186] Modules linked in: veth
| [    9.668606][  T186] Tainted: [W]=WARN
[    9.668789][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.669089][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.669490][  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
[    9.670354][  T186] RSP: 0018:ffa0000000906e30 EFLAGS: 00010286
[    9.670663][  T186] RAX: 00000000ffffffa6 RBX: ff11000004f3ec80 RCX: 1ff4000000120d8c
[    9.671005][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f3ed38
[    9.671351][  T186] RBP: ff11000008521000 R08: 1fe22000009e7da8 R09: ff11000004baae80
[    9.671722][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.672068][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb29200
[    9.672422][  T186] FS:  00007f330fa6d840(0000) GS:ff110000add30000(0000) knlGS:0000000000000000
[    9.672831][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.673129][  T186] CR2: 000055bba7db2240 CR3: 0000000004c0c002 CR4: 0000000000771ef0
[    9.673479][  T186] PKRU: 55555554
[    9.673660][  T186] Call Trace:
[    9.673834][  T186]  <TASK>
[    9.673959][  T186]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[    9.674202][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.674452][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.674643][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.674890][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.675135][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.675373][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.675619][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.675855][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.676092][  T186]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.676394][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.676654][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.676902][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.677147][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.677452][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.677695][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.677934][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.678126][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.678270][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.678473][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.678636][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.678778][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.678926][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.679073][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.679214][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.679354][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.679553][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.679809][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.680057][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.680296][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.680538][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.680679][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.680819][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.680962][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.681104][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.681246][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.681391][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.681553][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.681694][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.681838][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.681976][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.682119][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.682263][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.682409][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.682561][  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))
[    9.682702][  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))
[    9.682845][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.682987][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.683127][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.683273][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.683424][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.683641][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.683889][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.684124][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.684265][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.684472][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.684632][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.684771][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.684913][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.685066][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.685204][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.685344][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.685528][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.685671][  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)
[    9.685814][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.685953][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.686093][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.686231][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.686370][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.686528][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.686701][  T186] RIP: 0033:0x7f330fca708e
[    9.686851][  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
[    9.687343][  T186] RSP: 002b:00007ffdabe51890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.687575][  T186] RAX: ffffffffffffffda RBX: 00007ffdabe52028 RCX: 00007f330fca708e
[    9.687786][  T186] RDX: 0000000000000000 RSI: 00007ffdabe51940 RDI: 0000000000000005
[    9.687997][  T186] RBP: 00007ffdabe518a0 R08: 0000000000000000 R09: 0000000000000000
[    9.688207][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ce39
[    9.688421][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdabe52000
| [    9.707287][  T186] ------------[ cut here ]------------
| [    9.707558][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/186
| [    9.707797][  T186] Modules linked in: veth
| [    9.708192][  T186] Tainted: [W]=WARN
[    9.708297][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.708499][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.708687][  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
[    9.709191][  T186] RSP: 0018:ffa00000009071b0 EFLAGS: 00010286
[    9.709361][  T186] RAX: 00000000ffffffa6 RBX: ff1100000917cac0 RCX: 1ff4000000120dfc
[    9.709586][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000917cb78
[    9.709787][  T186] RBP: ff110000052e1000 R08: 1fe220000122f970 R09: ff11000004baae80
[    9.709988][  T186] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.710193][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.710422][  T186] FS:  00007f330fa6d840(0000) GS:ff110000adc30000(0000) knlGS:0000000000000000
[    9.710675][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.710843][  T186] CR2: 000055bba7e7cd30 CR3: 0000000004c0c006 CR4: 0000000000771ef0
[    9.711051][  T186] PKRU: 55555554
[    9.711153][  T186] Call Trace:
[    9.711255][  T186]  <TASK>
[    9.711331][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.711481][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.711607][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.711743][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.711880][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.712017][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.712156][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.712292][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.712434][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.712672][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.712826][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.712968][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.713107][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.713245][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.713379][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.713545][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.713677][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.713811][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.713948][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.714082][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.714215][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.714347][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.714487][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.714625][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.714759][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.714894][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.715028][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.715162][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.715297][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.715439][  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))
[    9.715585][  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))
[    9.715721][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.715855][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.715988][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.716121][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.716255][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.716389][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.716755][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.716891][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.717025][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.717191][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.717329][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.717467][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.717612][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.717758][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.717892][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.718023][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.718174][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.718309][  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)
[    9.718539][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.718678][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.718812][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.719056][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.719192][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.719326][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.719611][  T186] RIP: 0033:0x7f330fca708e
[    9.719756][  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
[    9.720235][  T186] RSP: 002b:00007ffdabe51890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.720562][  T186] RAX: ffffffffffffffda RBX: 00007ffdabe52028 RCX: 00007f330fca708e
[    9.720765][  T186] RDX: 0000000000000000 RSI: 00007ffdabe51940 RDI: 0000000000000005
[    9.720965][  T186] RBP: 00007ffdabe518a0 R08: 0000000000000000 R09: 0000000000000000
[    9.721166][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ce39
[    9.721366][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdabe52000
| [    9.877146][  T192] ------------[ cut here ]------------
| [    9.877359][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [    9.878080][  T192] Modules linked in: veth
| [    9.878507][  T192] Tainted: [W]=WARN
[    9.878632][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.878817][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.879005][  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
[    9.879742][  T192] RSP: 0018:ffa0000000836e30 EFLAGS: 00010286
[    9.879924][  T192] RAX: 00000000ffffffa6 RBX: ff11000009f4fa80 RCX: 1ff4000000106d8c
[    9.880136][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f4fb38
[    9.880346][  T192] RBP: ff11000008f9c000 R08: 1fe22000013e9f68 R09: ff1100000cdf8b80
[    9.880584][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.880801][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a7ecb00
[    9.881014][  T192] FS:  00007f539b984840(0000) GS:ff110000add30000(0000) knlGS:0000000000000000
[    9.881277][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.881475][  T192] CR2: 000000000042ebe0 CR3: 00000000049f2006 CR4: 0000000000771ef0
[    9.881698][  T192] PKRU: 55555554
[    9.881805][  T192] Call Trace:
[    9.881911][  T192]  <TASK>
[    9.881986][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.882135][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.882242][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.882427][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.882585][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.882724][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.882864][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.883003][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.883159][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.883310][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.883461][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.883668][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.883809][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.883950][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.884105][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[    9.884251][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.884444][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.884599][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.884740][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.884899][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.885039][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.885181][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.885322][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.885473][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.885626][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.885775][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.885917][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.886073][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.886221][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.886365][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.886587][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.886728][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.886869][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.887010][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.887148][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.887295][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.887503][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.887651][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.887820][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.887962][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.888100][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.888245][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.888384][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.888539][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.888680][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.888821][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.888965][  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))
[    9.889104][  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))
[    9.889273][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.889422][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.889575][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.889719][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.889860][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.890000][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.890142][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.890293][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.890440][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.890630][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.890775][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.890915][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.891056][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.891205][  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))
[    9.891349][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.891502][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.891700][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.891843][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.891985][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.892126][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.892269][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.892415][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.892605][  T192] RIP: 0033:0x7f539bbbe08e
[    9.892754][  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
[    9.893254][  T192] RSP: 002b:00007ffe3c0fd700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.893470][  T192] RAX: ffffffffffffffda RBX: 00007ffe3c0fde98 RCX: 00007f539bbbe08e
[    9.893691][  T192] RDX: 0000000000000000 RSI: 00007ffe3c0fd7b0 RDI: 0000000000000005
[    9.893901][  T192] RBP: 00007ffe3c0fd710 R08: 0000000000000000 R09: 0000000000000000
[    9.894110][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ce3a
[    9.894319][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3c0fde70
| [    9.904373][  T192] ------------[ cut here ]------------
| [    9.904675][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [    9.904915][  T192] Modules linked in: veth
| [    9.905304][  T192] Tainted: [W]=WARN
[    9.905418][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.905601][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.905780][  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
[    9.906267][  T192] RSP: 0018:ffa00000008371b0 EFLAGS: 00010286
[    9.906447][  T192] RAX: 00000000ffffffa6 RBX: ff1100000b1a6200 RCX: 1ff4000000106dfc
[    9.906685][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1a62b8
[    9.906888][  T192] RBP: ff11000008ea9000 R08: 1fe2200001634c58 R09: ff1100000cdf8b80
[    9.907094][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.907300][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.908091][  T192] FS:  00007f539b984840(0000) GS:ff110000add30000(0000) knlGS:0000000000000000
[    9.908329][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.908512][  T192] CR2: 000000000042ebe0 CR3: 00000000049f2006 CR4: 0000000000771ef0
[    9.908730][  T192] PKRU: 55555554
[    9.908834][  T192] Call Trace:
[    9.908940][  T192]  <TASK>
[    9.909010][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.909148][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.909251][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.909388][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.909546][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.909684][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.909824][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.909960][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.910095][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.910231][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.910366][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.910520][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.910680][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.910822][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.910958][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.911097][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.911231][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.911367][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.911516][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.911660][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.911797][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.911933][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.912069][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.912204][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.912342][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.912485][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.912630][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.912767][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.912903][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.913043][  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))
[    9.913178][  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))
[    9.913316][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.913458][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.913668][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.913805][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.913943][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.914084][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.914223][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.914361][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.914508][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.914684][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.914831][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.914971][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.915108][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.915255][  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))
[    9.915395][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.915548][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.915688][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.915824][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.915960][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.916097][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.916236][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.916374][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.916560][  T192] RIP: 0033:0x7f539bbbe08e
[    9.916702][  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
[    9.917186][  T192] RSP: 002b:00007ffe3c0fd700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.917391][  T192] RAX: ffffffffffffffda RBX: 00007ffe3c0fde98 RCX: 00007f539bbbe08e
[    9.917611][  T192] RDX: 0000000000000000 RSI: 00007ffe3c0fd7b0 RDI: 0000000000000005
[    9.917815][  T192] RBP: 00007ffe3c0fd710 R08: 0000000000000000 R09: 0000000000000000
[    9.918018][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ce3a


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