======================================
| xx__-> [   10.654390][  T186] ------------[ cut here ]------------
| [   10.654805][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.655240][  T186] Modules linked in: veth
| [   10.655969][  T186] Tainted: [W]=WARN
[   10.656152][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.656503][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.656809][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.657643][  T186] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[   10.657932][  T186] RAX: 00000000ffffffa6 RBX: ff1100000c658e40 RCX: 1ff400000011cd8c
[   10.658348][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c658ef8
[   10.658698][  T186] RBP: ff1100000c134000 R08: 1fe22000018cb1e0 R09: ff1100000cc85180
[   10.659058][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.659423][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000563f500
[   10.659768][  T186] FS:  00007ff6dab56840(0000) GS:ff11000089530000(0000) knlGS:0000000000000000
[   10.660221][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.660509][  T186] CR2: 0000560bc6d58d20 CR3: 000000000cd4c001 CR4: 0000000000771ef0
[   10.660854][  T186] PKRU: 55555554
[   10.661043][  T186] Call Trace:
[   10.661237][  T186]  <TASK>
[   10.661357][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.661645][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.661878][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.662066][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.662300][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.662531][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.662756][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.662996][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.663248][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.663482][  T186]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.663768][  T186]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   10.664057][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.664286][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.664513][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.664746][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.664989][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.665287][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.665520][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.665758][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.666035][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.666284][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.666534][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.666773][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.667025][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.667258][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.667495][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.667728][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.667970][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.668220][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.668458][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.668687][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.668922][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.669170][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.669436][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.669666][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.669919][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.670178][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.670409][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.670638][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.670870][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.671113][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.671351][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.671576][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.671802][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.672046][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.672279][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.672516][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.672744][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.672988][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.673221][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.673446][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.673675][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.673908][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.674157][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.674390][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.674623][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.674853][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.675147][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.675382][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.675766][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.676006][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.676283][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.676518][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.676785][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.677029][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.677269][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.677499][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.677729][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.677968][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.678205][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.678439][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.678692][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.678980][  T186] RIP: 0033:0x7ff6dad9008e
[   10.679228][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.680111][  T186] RSP: 002b:00007fff222f7ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.680473][  T186] RAX: ffffffffffffffda RBX: 00007fff222f8248 RCX: 00007ff6dad9008e
[   10.680812][  T186] RDX: 0000000000000000 RSI: 00007fff222f7b60 RDI: 0000000000000005
[   10.681143][  T186] RBP: 00007fff222f7ac0 R08: 0000000000000000 R09: 0000000000000000
[   10.681485][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caf3
[   10.681878][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff222f8220
| [   10.699140][  T186] ------------[ cut here ]------------
| [   10.699433][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.699820][  T186] Modules linked in: veth
| [   10.700834][  T186] Tainted: [W]=WARN
[   10.701018][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.701311][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.701615][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.702448][  T186] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[   10.702738][  T186] RAX: 00000000ffffffa6 RBX: ff11000009304040 RCX: 1ff400000011cdfc
[   10.703079][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093040f8
[   10.703412][  T186] RBP: ff1100000a1b4000 R08: 1fe2200001260820 R09: ff1100000cc85180
[   10.703751][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.704100][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.704434][  T186] FS:  00007ff6dab56840(0000) GS:ff11000089530000(0000) knlGS:0000000000000000
[   10.704825][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.705143][  T186] CR2: 0000560bc6d58d20 CR3: 000000000cd4c001 CR4: 0000000000771ef0
[   10.705475][  T186] PKRU: 55555554
[   10.705643][  T186] Call Trace:
[   10.705810][  T186]  <TASK>
[   10.705927][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.706201][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.706372][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.706597][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.706825][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.707067][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.707319][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.707577][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.707809][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.708042][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.708266][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.708499][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.708747][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.708994][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.709217][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.709441][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.709671][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.709894][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.710167][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.710391][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.710612][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.710831][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.711067][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.711295][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.711518][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.711737][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.711970][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.712218][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.712439][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.712665][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.712883][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.713153][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.713381][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.713603][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.713823][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.714051][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.714261][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.714484][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.714705][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.714927][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.715211][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.715437][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.715652][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.715867][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.716119][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.716341][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.716561][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.716783][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.717020][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.717240][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.717462][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.717683][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.717900][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.718130][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.718373][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.718650][  T186] RIP: 0033:0x7ff6dad9008e
[   10.718884][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.719685][  T186] RSP: 002b:00007fff222f7ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.720028][  T186] RAX: ffffffffffffffda RBX: 00007fff222f8248 RCX: 00007ff6dad9008e
[   10.720353][  T186] RDX: 0000000000000000 RSI: 00007fff222f7b60 RDI: 0000000000000005
[   10.720680][  T186] RBP: 00007fff222f7ac0 R08: 0000000000000000 R09: 0000000000000000
[   10.721024][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caf3
[   10.721357][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff222f8220
| [   10.874610][  T198] ------------[ cut here ]------------
| [   10.874799][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
| [   10.875085][  T198] Modules linked in: veth
| [   10.875506][  T198] Tainted: [W]=WARN
[   10.875616][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.875802][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.876014][  T198] 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
[   10.876537][  T198] RSP: 0018:ffa0000000666e30 EFLAGS: 00010286
[   10.876733][  T198] RAX: 00000000ffffffa6 RBX: ff1100000a2c6200 RCX: 1ff40000000ccd8c
[   10.876965][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a2c62b8
[   10.877196][  T198] RBP: ff11000008011000 R08: 1fe2200001458c58 R09: ff1100000cc30b80
[   10.877424][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.877638][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005ead200
[   10.877855][  T198] FS:  00007f1641627840(0000) GS:ff110000893b0000(0000) knlGS:0000000000000000
[   10.878120][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.878308][  T198] CR2: 000000000042ebe0 CR3: 000000000944f002 CR4: 0000000000771ef0
[   10.878530][  T198] PKRU: 55555554
[   10.878640][  T198] Call Trace:
[   10.878750][  T198]  <TASK>
[   10.878827][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.878983][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.879098][  T198]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.879285][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   10.879435][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   10.879585][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.879733][  T198]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.879878][  T198]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.880045][  T198]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.880197][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.880362][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.880514][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.880669][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.880814][  T198]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.880967][  T198] veth_newlink (drivers/net/veth.c:1871) veth
[   10.881119][  T198]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.881299][  T198]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.881447][  T198]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.881595][  T198]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.881759][  T198]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.881910][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.882070][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.882218][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.882367][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.882512][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.882663][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.882810][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.882966][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.883128][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.883280][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.883428][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.883577][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.883728][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.883890][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.884049][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.884201][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.884347][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.884493][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.884643][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.884793][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.884947][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.885100][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.885244][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.885399][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.885548][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.885695][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.885863][  T198]  ? 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))
[   10.886017][  T198]  ? 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))
[   10.886192][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.886340][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.886487][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.886638][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.886785][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.886936][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.887099][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.887247][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.887390][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.887604][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[   10.887756][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.887902][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.888061][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.888218][  T198]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.888367][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.888518][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.888668][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.888817][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.888972][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.889125][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.889273][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.889420][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.889601][  T198] RIP: 0033:0x7f164186108e
[   10.889757][  T198] 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
[   10.890315][  T198] RSP: 002b:00007fff8f7e2490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.890539][  T198] RAX: ffffffffffffffda RBX: 00007fff8f7e2c28 RCX: 00007f164186108e
[   10.890758][  T198] RDX: 0000000000000000 RSI: 00007fff8f7e2540 RDI: 0000000000000005
[   10.890982][  T198] RBP: 00007fff8f7e24a0 R08: 0000000000000000 R09: 0000000000000000
[   10.891209][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caf4
[   10.891427][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8f7e2c00
| [   10.907346][  T198] ------------[ cut here ]------------
| [   10.907597][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
| [   10.907902][  T198] Modules linked in: veth
| [   10.908611][  T198] Tainted: [W]=WARN
[   10.908786][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.909037][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.909281][  T198] 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
[   10.909859][  T198] RSP: 0018:ffa00000006671b0 EFLAGS: 00010286
[   10.910126][  T198] RAX: 00000000ffffffa6 RBX: ff1100000c6018c0 RCX: 1ff40000000ccdfc
[   10.910395][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c601978
[   10.910661][  T198] RBP: ff110000074d1000 R08: 1fe22000018c0330 R09: ff1100000cc30b80
[   10.910926][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.911247][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.911514][  T198] FS:  00007f1641627840(0000) GS:ff110000894b0000(0000) knlGS:0000000000000000
[   10.911814][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.912065][  T198] CR2: 00007f608468c0c8 CR3: 000000000944f005 CR4: 0000000000771ef0
[   10.912344][  T198] PKRU: 55555554
[   10.912503][  T198] Call Trace:
[   10.912692][  T198]  <TASK>
[   10.912823][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.913040][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.913203][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   10.913400][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   10.913597][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.913793][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.914015][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.914219][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.914431][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.914626][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.914821][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.915044][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.915245][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.915442][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.915643][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.915841][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.916054][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.916251][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.916451][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.916649][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.916844][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.917061][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.917257][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.917452][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.917677][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.917873][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.918091][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.918287][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.918487][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.918693][  T198]  ? 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))
[   10.918890][  T198]  ? 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))
[   10.919114][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.919315][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.919511][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.919710][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.919910][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.920136][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.920343][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.920547][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.920745][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.920988][  T198]  ? move_addr_to_kernel (net/socket.c:258)
[   10.921204][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.921396][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.921593][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.921815][  T198]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.922035][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.922233][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.922431][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.922627][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.922821][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.923039][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.923235][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.923429][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.923663][  T198] RIP: 0033:0x7f164186108e
[   10.923869][  T198] 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
[   10.924480][  T198] RSP: 002b:00007fff8f7e2490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.924754][  T198] RAX: ffffffffffffffda RBX: 00007fff8f7e2c28 RCX: 00007f164186108e
[   10.925060][  T198] RDX: 0000000000000000 RSI: 00007fff8f7e2540 RDI: 0000000000000005
[   10.925334][  T198] RBP: 00007fff8f7e24a0 R08: 0000000000000000 R09: 0000000000000000
[   10.925604][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10caf4


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