======================================
| xx__-> [    9.085013][  T186] ------------[ cut here ]------------
| [    9.085270][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.085678][  T186] Modules linked in: veth
| [    9.086224][  T186] Tainted: [W]=WARN
[    9.086382][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.086647][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.087054][  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
[    9.087669][  T186] RSP: 0018:ffa00000008c6e30 EFLAGS: 00010286
[    9.087914][  T186] RAX: 00000000ffffffa6 RBX: ff11000005654040 RCX: 1ff4000000118d8c
[    9.088180][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056540f8
[    9.088648][  T186] RBP: ff11000005b61000 R08: 1fe2200000aca820 R09: ff1100000ca25180
[    9.088976][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.089236][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000090e0e80
[    9.089509][  T186] FS:  00007f83f3404840(0000) GS:ff1100008a0b0000(0000) knlGS:0000000000000000
[    9.089833][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.090161][  T186] CR2: 000000000042ebe0 CR3: 0000000004e0f004 CR4: 0000000000771ef0
[    9.090419][  T186] PKRU: 55555554
[    9.090580][  T186] Call Trace:
[    9.090733][  T186]  <TASK>
[    9.090870][  T186]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[    9.091070][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.091264][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.091419][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.091619][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.091810][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.092020][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.092207][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.092397][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.092595][  T186]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.092829][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.093030][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.093221][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.093411][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.093638][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.093841][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.094043][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.094248][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.094445][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.094731][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.094937][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.095128][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.095318][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.095520][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.095711][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.095919][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.096115][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.096311][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.096601][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.096788][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.097001][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.097225][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.097416][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.097712][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.098017][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.098208][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.098398][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.098686][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.098994][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.099187][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.099374][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.099573][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.099762][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.100069][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.100261][  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))
[    9.100454][  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))
[    9.100649][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.100850][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.101051][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.101241][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.101432][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.101635][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.101841][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.102132][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.102326][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.102554][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.102748][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.102958][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.103148][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.103353][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.103550][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.103739][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.104042][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.104237][  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)
[    9.104426][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.104623][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.104924][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.105111][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.105300][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.105502][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.105838][  T186] RIP: 0033:0x7f83f363e08e
[    9.106042][  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
[    9.106690][  T186] RSP: 002b:00007ffc44825f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.106972][  T186] RAX: ffffffffffffffda RBX: 00007ffc44826708 RCX: 00007f83f363e08e
[    9.107326][  T186] RDX: 0000000000000000 RSI: 00007ffc44826020 RDI: 0000000000000005
[    9.107591][  T186] RBP: 00007ffc44825f80 R08: 0000000000000000 R09: 0000000000000000
[    9.107861][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ccb8
[    9.108219][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc448266e0
| [    9.121324][  T186] ------------[ cut here ]------------
| [    9.121518][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.121810][  T186] Modules linked in: veth
| [    9.122706][  T186] Tainted: [W]=WARN
[    9.122873][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.123100][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.123333][  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
[    9.123893][  T186] RSP: 0018:ffa00000008c71b0 EFLAGS: 00010286
[    9.124125][  T186] RAX: 00000000ffffffa6 RBX: ff1100000b6a9540 RCX: 1ff4000000118dfc
[    9.124378][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b6a95f8
[    9.124643][  T186] RBP: ff1100000a0d4000 R08: 1fe22000016d52c0 R09: ff1100000ca25180
[    9.124913][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.125170][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.125430][  T186] FS:  00007f83f3404840(0000) GS:ff1100008a0b0000(0000) knlGS:0000000000000000
[    9.125732][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.125977][  T186] CR2: 000000000042ebe0 CR3: 0000000004e0f004 CR4: 0000000000771ef0
[    9.126233][  T186] PKRU: 55555554
[    9.126386][  T186] Call Trace:
[    9.126547][  T186]  <TASK>
[    9.126670][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.126878][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.127043][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.127232][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.127424][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.127620][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.127812][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.128024][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.128212][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.128401][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.128594][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.128790][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.129004][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.129197][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.129384][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.129586][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.129773][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.129985][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.130180][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.130370][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.130568][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.130759][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.130974][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.131162][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.131352][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.131547][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.131740][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.131944][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.132135][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.132328][  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))
[    9.132523][  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))
[    9.132715][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.132926][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.133116][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.133306][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.133508][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.133698][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.133911][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.134109][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.134297][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.134523][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.134718][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.134925][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.135116][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.135322][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.135522][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.135711][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.135915][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.136110][  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)
[    9.136298][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.136499][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.136690][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.136909][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.137102][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.137291][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.137521][  T186] RIP: 0033:0x7f83f363e08e
[    9.137718][  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
[    9.138287][  T186] RSP: 002b:00007ffc44825f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.138554][  T186] RAX: ffffffffffffffda RBX: 00007ffc44826708 RCX: 00007f83f363e08e
[    9.138810][  T186] RDX: 0000000000000000 RSI: 00007ffc44826020 RDI: 0000000000000005
[    9.139088][  T186] RBP: 00007ffc44825f80 R08: 0000000000000000 R09: 0000000000000000
[    9.139349][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ccb8
[    9.139613][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc448266e0
| [    9.274738][  T195] ------------[ cut here ]------------
| [    9.274977][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/195
| [    9.275274][  T195] Modules linked in: veth
| [    9.275777][  T195] Tainted: [W]=WARN
[    9.275950][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.276180][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.276414][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.277031][  T195] RSP: 0018:ffa00000004f6e30 EFLAGS: 00010286
[    9.277260][  T195] RAX: 00000000ffffffa6 RBX: ff11000004e2aac0 RCX: 1ff400000009ed8c
[    9.277531][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e2ab78
[    9.277790][  T195] RBP: ff11000005739000 R08: 1fe22000009c5570 R09: ff1100000c770b80
[    9.278070][  T195] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.278328][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004c08400
[    9.278605][  T195] FS:  00007f81b8c88840(0000) GS:ff1100008a0b0000(0000) knlGS:0000000000000000
[    9.278918][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.279149][  T195] CR2: 000000000042ebe0 CR3: 0000000004a49006 CR4: 0000000000771ef0
[    9.279417][  T195] PKRU: 55555554
[    9.279581][  T195] Call Trace:
[    9.279740][  T195]  <TASK>
[    9.279876][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.280077][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.280234][  T195]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.280469][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.280673][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.280873][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.281070][  T195]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.281263][  T195]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.281466][  T195]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.281659][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.281865][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.282064][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.282253][  T195]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.282453][  T195]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.282652][  T195] veth_newlink (drivers/net/veth.c:1871) veth
[    9.282861][  T195]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.283092][  T195]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.283285][  T195]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.283485][  T195]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.283692][  T195]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.283898][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.284101][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.284292][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.284493][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.284686][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.284891][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.285089][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.285280][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.291932][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.292132][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.292326][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.292523][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.292716][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.302988][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.303182][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.303380][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.303581][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.303770][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.303988][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.304181][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.304374][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.304610][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.305006][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.305202][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.305397][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.305595][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.305793][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.306002][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.306193][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.306386][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.306582][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.306772][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.312335][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.312556][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.312772][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.312989][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.313182][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.313408][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[    9.313616][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.315901][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.316205][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.316409][  T195]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.316610][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.316837][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.317045][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.317241][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.317435][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.317633][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.317836][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.318037][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.318260][  T195] RIP: 0033:0x7f81b8ec208e
[    9.318464][  T195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.319131][  T195] RSP: 002b:00007fff23aac720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.319395][  T195] RAX: ffffffffffffffda RBX: 00007fff23aaceb8 RCX: 00007f81b8ec208e
[    9.319661][  T195] RDX: 0000000000000000 RSI: 00007fff23aac7d0 RDI: 0000000000000005
[    9.319939][  T195] RBP: 00007fff23aac730 R08: 0000000000000000 R09: 0000000000000000
[    9.320206][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ccb8
[    9.320574][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff23aace90
| [    9.355628][  T195] ------------[ cut here ]------------
| [    9.355872][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/195
| [    9.356163][  T195] Modules linked in: veth
| [    9.356645][  T195] Tainted: [W]=WARN
[    9.356796][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.357043][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.357270][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.357836][  T195] RSP: 0018:ffa00000004f71b0 EFLAGS: 00010286
[    9.358075][  T195] RAX: 00000000ffffffa6 RBX: ff11000004c6f1c0 RCX: 1ff400000009edfc
[    9.358327][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c6f278
[    9.358583][  T195] RBP: ff11000002841000 R08: 1fe220000098de50 R09: ff1100000c770b80
[    9.358843][  T195] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.359100][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.359359][  T195] FS:  00007f81b8c88840(0000) GS:ff1100008a0b0000(0000) knlGS:0000000000000000
[    9.359652][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.359882][  T195] CR2: 000000000042ebe0 CR3: 0000000004a49006 CR4: 0000000000771ef0
[    9.360138][  T195] PKRU: 55555554
[    9.360288][  T195] Call Trace:
[    9.360437][  T195]  <TASK>
[    9.360565][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.360752][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.360920][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.361106][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.361289][  T195]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.361480][  T195]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.361666][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.361865][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.362076][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.362260][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.362451][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.362638][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.362873][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.363061][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.363244][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.363429][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.363619][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.363801][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.364011][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.364197][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.364382][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.364575][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.364767][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.364968][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.365154][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.365335][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.365553][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.365737][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.365947][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.366163][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.366342][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.366537][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.366720][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.366925][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.367110][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.367293][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.367484][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.367669][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.367867][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.368054][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.368266][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[    9.368463][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.368644][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.368839][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.369036][  T195]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.369220][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.369404][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.369596][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.369781][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.369982][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.370165][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.370346][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.370539][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.370751][  T195] RIP: 0033:0x7f81b8ec208e
[    9.370959][  T195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.371489][  T195] RSP: 002b:00007fff23aac720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.371757][  T195] RAX: ffffffffffffffda RBX: 00007fff23aaceb8 RCX: 00007f81b8ec208e
[    9.372023][  T195] RDX: 0000000000000000 RSI: 00007fff23aac7d0 RDI: 0000000000000005
[    9.372284][  T195] RBP: 00007fff23aac730 R08: 0000000000000000 R09: 0000000000000000
[    9.372556][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ccb8


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