======================================
| xx__-> [   10.802696][  T187] ------------[ cut here ]------------
| [   10.803053][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [   10.803368][  T187] Modules linked in: veth
| [   10.803980][  T187] Tainted: [W]=WARN
[   10.804102][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.804284][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.804509][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.805049][  T187] RSP: 0018:ffa0000000876e30 EFLAGS: 00010286
[   10.805241][  T187] RAX: 00000000ffffffa6 RBX: ff1100000b27ec80 RCX: 1ff400000010ed8c
[   10.805477][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b27ed38
[   10.805693][  T187] RBP: ff11000009dc4000 R08: 1fe220000164fda8 R09: ff1100000c202e80
[   10.805919][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.806156][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b023c00
[   10.806395][  T187] FS:  00007f8e0974e840(0000) GS:ff110000a2730000(0000) knlGS:0000000000000000
[   10.806649][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.806833][  T187] CR2: 000055e61c62dd10 CR3: 000000000cd25004 CR4: 0000000000771ef0
[   10.807071][  T187] PKRU: 55555554
[   10.807182][  T187] Call Trace:
[   10.807291][  T187]  <TASK>
[   10.807366][  T187]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.807558][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.807703][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.807812][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.808072][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.808217][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.808362][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.808516][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.808673][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.808821][  T187]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.809381][  T187]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   10.809614][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.809759][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.809957][  T187]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.810116][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[   10.810260][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.810438][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.810622][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.810766][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.810930][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.811081][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.811225][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.811372][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.811517][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.811662][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.811810][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.811957][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.812105][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.812256][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.812402][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.812545][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.812689][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.812832][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.812985][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.813136][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.813281][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.813425][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.813567][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.813709][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.813849][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.813996][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.814149][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.814292][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.814436][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.814579][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.814723][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.814875][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.815032][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.815183][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.815328][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.815472][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.815616][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.815759][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.815910][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.816066][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.816211][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.816356][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.816532][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.816685][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.816827][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.816977][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.817139][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.817282][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.817430][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.817573][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.817718][  T187]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.817862][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.818051][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.818268][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.818485][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.818736][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.818983][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.819261][  T187] RIP: 0033:0x7f8e0998808e
[   10.819429][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.820097][  T187] RSP: 002b:00007fff49abd030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.820325][  T187] RAX: ffffffffffffffda RBX: 00007fff49abd7c8 RCX: 00007f8e0998808e
[   10.820540][  T187] RDX: 0000000000000000 RSI: 00007fff49abd0e0 RDI: 0000000000000005
[   10.820820][  T187] RBP: 00007fff49abd040 R08: 0000000000000000 R09: 0000000000000000
[   10.821083][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cee5
[   10.821308][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff49abd7a0
| [   10.835869][  T187] ------------[ cut here ]------------
| [   10.836201][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/187
| [   10.836469][  T187] Modules linked in: veth
| [   10.836884][  T187] Tainted: [W]=WARN
[   10.837004][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.837185][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.837371][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.837871][  T187] RSP: 0018:ffa00000008771b0 EFLAGS: 00010286
[   10.838065][  T187] RAX: 00000000ffffffa6 RBX: ff1100000c387700 RCX: 1ff400000010edfc
[   10.838275][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3877b8
[   10.838483][  T187] RBP: ff110000058bc000 R08: 1fe2200001870ef8 R09: ff1100000c202e80
[   10.838690][  T187] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.838920][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.839142][  T187] FS:  00007f8e0974e840(0000) GS:ff110000a25b0000(0000) knlGS:0000000000000000
[   10.839384][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.839600][  T187] CR2: 000055e61c563220 CR3: 000000000cd25001 CR4: 0000000000771ef0
[   10.839883][  T187] PKRU: 55555554
[   10.840081][  T187] Call Trace:
[   10.840201][  T187]  <TASK>
[   10.840276][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.840425][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.840533][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.840675][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.840841][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.840987][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.841140][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.841283][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.841425][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.841570][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.841780][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.841991][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.842144][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.842286][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.842431][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.842573][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.842711][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.842850][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.843006][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.843147][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.843323][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.843532][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.843748][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.843979][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.844244][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.844480][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.844704][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.844931][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.845142][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.845308][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.845519][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.845716][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.845860][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.846067][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.846279][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.846505][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.846762][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.847004][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.847205][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.847345][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.847517][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.847662][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.847799][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.847964][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.848130][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.848270][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.848420][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.848562][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.848704][  T187]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.848844][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.848991][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.849139][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.849278][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.849421][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.849563][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.849736][  T187] RIP: 0033:0x7f8e0998808e
[   10.849913][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.850459][  T187] RSP: 002b:00007fff49abd030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.850673][  T187] RAX: ffffffffffffffda RBX: 00007fff49abd7c8 RCX: 00007f8e0998808e
[   10.850882][  T187] RDX: 0000000000000000 RSI: 00007fff49abd0e0 RDI: 0000000000000005
[   10.851115][  T187] RBP: 00007fff49abd040 R08: 0000000000000000 R09: 0000000000000000
[   10.851347][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cee5
[   10.851558][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff49abd7a0
| [   11.004209][  T193] ------------[ cut here ]------------
| [   11.004455][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [   11.004766][  T193] Modules linked in: veth
| [   11.005468][  T193] Tainted: [W]=WARN
[   11.005630][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.005864][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.006214][  T193] 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
[   11.007077][  T193] RSP: 0018:ffa00000005a6e30 EFLAGS: 00010286
[   11.007319][  T193] RAX: 00000000ffffffa6 RBX: ff11000004b1dc40 RCX: 1ff40000000b4d8c
[   11.007673][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b1dcf8
[   11.008093][  T193] RBP: ff110000096f4000 R08: 1fe2200000963ba0 R09: ff1100000c455180
[   11.008481][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.008846][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008df4b00
[   11.009434][  T193] FS:  00007f5173872840(0000) GS:ff110000a26b0000(0000) knlGS:0000000000000000
[   11.009861][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.010226][  T193] CR2: 000000000042ebe0 CR3: 000000000b87b002 CR4: 0000000000771ef0
[   11.010581][  T193] PKRU: 55555554
[   11.010742][  T193] Call Trace:
[   11.010916][  T193]  <TASK>
[   11.011051][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.011250][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.011412][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.011700][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[   11.011989][  T193]  ? netif_change_name (net/core/dev.c:1495)
[   11.012261][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.012533][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.012797][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.013093][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   11.013369][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.013639][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.013930][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.014135][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.014358][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.014631][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[   11.014930][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.015242][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.015477][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.015744][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.016074][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.016331][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.016529][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.016769][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.017037][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.017234][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.017428][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.017619][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.017814][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.018105][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.018304][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.018498][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.018733][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.018988][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.019191][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.019384][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.019581][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.019775][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.019983][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.020190][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.020382][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.020575][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.020769][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.020975][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.021255][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.021522][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.021794][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.022072][  T193]  ? 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))
[   11.022336][  T193]  ? 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))
[   11.022605][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.022878][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.023114][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.023316][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.023512][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.023705][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.023919][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.024121][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.024314][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.024541][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[   11.024740][  T193]  ___sys_sendmsg (net/socket.c:2752)
[   11.024949][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.025151][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.025356][  T193]  ? 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))
[   11.025554][  T193]  __sys_sendmsg (net/socket.c:2784)
[   11.025749][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.025960][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.026164][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.026359][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.026552][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.026750][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.026965][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.027219][  T193] RIP: 0033:0x7f5173aac08e
[   11.027422][  T193] 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
[   11.028113][  T193] RSP: 002b:00007ffde085e8a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.028492][  T193] RAX: ffffffffffffffda RBX: 00007ffde085f038 RCX: 00007f5173aac08e
[   11.028864][  T193] RDX: 0000000000000000 RSI: 00007ffde085e950 RDI: 0000000000000005
[   11.029205][  T193] RBP: 00007ffde085e8b0 R08: 0000000000000000 R09: 0000000000000000
[   11.029471][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cee5
[   11.029736][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde085f010
| [   11.045647][  T193] ------------[ cut here ]------------
| [   11.045821][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
| [   11.046820][  T193] Modules linked in: veth
| [   11.047242][  T193] Tainted: [W]=WARN
[   11.047350][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.047529][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.047713][  T193] 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
[   11.048220][  T193] RSP: 0018:ffa00000005a71b0 EFLAGS: 00010286
[   11.048398][  T193] RAX: 00000000ffffffa6 RBX: ff1100000daee3c0 RCX: 1ff40000000b4dfc
[   11.048648][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000daee478
[   11.048979][  T193] RBP: ff11000009e39000 R08: 1fe2200001b5dc90 R09: ff1100000c455180
[   11.049293][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.049506][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.049714][  T193] FS:  00007f5173872840(0000) GS:ff110000a25b0000(0000) knlGS:0000000000000000
[   11.049975][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.050154][  T193] CR2: 000055e60c0b6b20 CR3: 000000000b87b002 CR4: 0000000000771ef0
[   11.050361][  T193] PKRU: 55555554
[   11.050468][  T193] Call Trace:
[   11.050573][  T193]  <TASK>
[   11.050651][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.050797][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.050911][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[   11.051073][  T193]  ? netif_change_name (net/core/dev.c:1495)
[   11.051210][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.051348][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.051490][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.051631][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.051770][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.051915][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.052065][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.052209][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.052351][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.052493][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.052637][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.052776][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.052919][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.053069][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.053210][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.053349][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.053490][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.053638][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.053777][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.053923][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.054098][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.054257][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.054464][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.054641][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.054796][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.054959][  T193]  ? 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))
[   11.055113][  T193]  ? 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))
[   11.055255][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.055438][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.055577][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.055716][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.055854][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.056007][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.056147][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.056291][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.056428][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.056605][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[   11.056747][  T193]  ___sys_sendmsg (net/socket.c:2752)
[   11.056885][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.057040][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.057187][  T193]  ? 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))
[   11.057327][  T193]  __sys_sendmsg (net/socket.c:2784)
[   11.057466][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.057606][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.057745][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.057883][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.058037][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.058177][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.058314][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.058485][  T193] RIP: 0033:0x7f5173aac08e
[   11.058632][  T193] 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
[   11.059128][  T193] RSP: 002b:00007ffde085e8a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.059336][  T193] RAX: ffffffffffffffda RBX: 00007ffde085f038 RCX: 00007f5173aac08e
[   11.059547][  T193] RDX: 0000000000000000 RSI: 00007ffde085e950 RDI: 0000000000000005
[   11.059756][  T193] RBP: 00007ffde085e8b0 R08: 0000000000000000 R09: 0000000000000000
[   11.059968][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cee5


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