======================================
| xx__-> [    9.327544][  T186] ------------[ cut here ]------------
| [    9.327763][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.328033][  T186] Modules linked in: veth
| [    9.328603][  T186] Tainted: [W]=WARN
[    9.328720][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.329000][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.329189][  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
[    9.329708][  T186] RSP: 0018:ffa0000000836e30 EFLAGS: 00010286
[    9.329893][  T186] RAX: 00000000ffffffa6 RBX: ff1100000b512900 RCX: 1ff4000000106d8c
[    9.330207][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5129b8
[    9.330480][  T186] RBP: ff1100000a051000 R08: 1fe22000016a2538 R09: ff1100000bfeae80
[    9.330705][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.330925][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bf3b880
[    9.331235][  T186] FS:  00007fd334052840(0000) GS:ff11000082530000(0000) knlGS:0000000000000000
[    9.331491][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.331682][  T186] CR2: 000000000042ebe0 CR3: 000000000cb3b001 CR4: 0000000000771ef0
[    9.331898][  T186] PKRU: 55555554
[    9.332006][  T186] Call Trace:
[    9.332122][  T186]  <TASK>
[    9.332199][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.332393][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.332539][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.332755][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.332907][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.333048][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.333192][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.333340][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.333483][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.333631][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.333784][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.333933][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.334077][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.334224][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.334374][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.334519][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.334708][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.334950][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.335186][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.335350][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.335503][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.335653][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.335795][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.335941][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.336181][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.336330][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.336470][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.336612][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.336866][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.337011][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.337153][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.337300][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.337534][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.337683][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.337826][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.337972][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.338210][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.338355][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.338498][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.338640][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.338886][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.339029][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.339168][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.339319][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.339556][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.339715][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.339862][  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))
[    9.340004][  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))
[    9.340241][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.340389][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.340533][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.340681][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.340827][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.341063][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.341207][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.341448][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.341692][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.341872][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.342018][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.342257][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.342403][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.342558][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.342800][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.342947][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.343090][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.343342][  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)
[    9.343486][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.343631][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.343781][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.343927][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.344070][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.344212][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.344392][  T186] RIP: 0033:0x7fd33428c08e
[    9.344542][  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
[    9.345168][  T186] RSP: 002b:00007ffc386c32c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.345385][  T186] RAX: ffffffffffffffda RBX: 00007ffc386c3a58 RCX: 00007fd33428c08e
[    9.345595][  T186] RDX: 0000000000000000 RSI: 00007ffc386c3370 RDI: 0000000000000005
[    9.345819][  T186] RBP: 00007ffc386c32d0 R08: 0000000000000000 R09: 0000000000000000
[    9.346031][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf20
[    9.346241][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc386c3a30
| [    9.363744][  T186] ------------[ cut here ]------------
| [    9.363907][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.364153][  T186] Modules linked in: veth
| [    9.364555][  T186] Tainted: [W]=WARN
[    9.364671][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.364849][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.365029][  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
[    9.365527][  T186] RSP: 0018:ffa00000008371b0 EFLAGS: 00010286
[    9.365710][  T186] RAX: 00000000ffffffa6 RBX: ff11000009a43540 RCX: 1ff4000000106dfc
[    9.365921][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009a435f8
[    9.366125][  T186] RBP: ff1100000583c000 R08: 1fe22000013486c0 R09: ff1100000bfeae80
[    9.366337][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.366541][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.366755][  T186] FS:  00007fd334052840(0000) GS:ff11000082530000(0000) knlGS:0000000000000000
[    9.367002][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.367177][  T186] CR2: 000000000042ebe0 CR3: 000000000cb3b001 CR4: 0000000000771ef0
[    9.367389][  T186] PKRU: 55555554
[    9.367493][  T186] Call Trace:
[    9.367596][  T186]  <TASK>
[    9.367675][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.367821][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.367927][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.368067][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.368208][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.368353][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.368495][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.368634][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.368781][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.368923][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.369062][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.369233][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.369382][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.369521][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.369665][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.369810][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.369949][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.370087][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.370229][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.370933][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.371072][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.371209][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.371351][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.371489][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.371629][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.371777][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.371921][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.372059][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.372198][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.372348][  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))
[    9.372485][  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))
[    9.372626][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.372773][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.372918][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.373059][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.373201][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.373348][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.373490][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.373629][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.373775][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.373952][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.374097][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.374235][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.374378][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.374531][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.374679][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.374820][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.374959][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.375102][  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)
[    9.375246][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.375393][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.375532][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.375681][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.375823][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.375962][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.376138][  T186] RIP: 0033:0x7fd33428c08e
[    9.376291][  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
[    9.376788][  T186] RSP: 002b:00007ffc386c32c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.377002][  T186] RAX: ffffffffffffffda RBX: 00007ffc386c3a58 RCX: 00007fd33428c08e
[    9.377210][  T186] RDX: 0000000000000000 RSI: 00007ffc386c3370 RDI: 0000000000000005
[    9.377421][  T186] RBP: 00007ffc386c32d0 R08: 0000000000000000 R09: 0000000000000000
[    9.377627][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf20
[    9.377846][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc386c3a30
| [    9.517805][  T193] ------------[ cut here ]------------
| [    9.518038][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.518362][  T193] Modules linked in: veth
| [    9.518913][  T193] Tainted: [W]=WARN
[    9.519072][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.519320][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.519560][  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
[    9.520136][  T193] RSP: 0018:ffa0000000656e30 EFLAGS: 00010286
[    9.520382][  T193] RAX: 00000000ffffffa6 RBX: ff1100000c795540 RCX: 1ff40000000cad8c
[    9.520659][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7955f8
[    9.520939][  T193] RBP: ff1100000bff1000 R08: 1fe22000018f2ac0 R09: ff1100000c8a8b80
[    9.521214][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.521495][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b7c5200
[    9.521792][  T193] FS:  00007fb5ebf8b840(0000) GS:ff110000824b0000(0000) knlGS:0000000000000000
[    9.522108][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.522352][  T193] CR2: 0000558e82be88c8 CR3: 000000000a3aa005 CR4: 0000000000771ef0
[    9.522622][  T193] PKRU: 55555554
[    9.522792][  T193] Call Trace:
[    9.522978][  T193]  <TASK>
[    9.523104][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.523319][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.523480][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.523721][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.523932][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.524130][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.524338][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.524532][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.524737][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.525271][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.525469][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.525675][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.525885][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.526082][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.526294][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.526524][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.526762][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.526971][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.527167][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.527412][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.527608][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.527818][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.528018][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.528215][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.528421][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.528621][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.528831][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.529047][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.529263][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.529560][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.529767][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.529972][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.530280][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.530474][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.530677][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.530888][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.531083][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.531291][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.531485][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.531688][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.531896][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.532093][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.532304][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.532502][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.532709][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.532918][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.533119][  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))
[    9.533327][  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))
[    9.533523][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.533729][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.533938][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.534133][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.534365][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.534560][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.534769][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.534976][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.535191][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.535434][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.535634][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.535843][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.536041][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.536248][  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))
[    9.536459][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.536665][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.536880][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.537079][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.537287][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.537480][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.537684][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.537998][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.538233][  T193] RIP: 0033:0x7fb5ec1c508e
[    9.538449][  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
[    9.539105][  T193] RSP: 002b:00007ffc8ef98440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.539387][  T193] RAX: ffffffffffffffda RBX: 00007ffc8ef98bd8 RCX: 00007fb5ec1c508e
[    9.539660][  T193] RDX: 0000000000000000 RSI: 00007ffc8ef984f0 RDI: 0000000000000005
[    9.539936][  T193] RBP: 00007ffc8ef98450 R08: 0000000000000000 R09: 0000000000000000
[    9.540364][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf20
[    9.540629][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8ef98bb0
| [    9.567613][  T193] ------------[ cut here ]------------
| [    9.567833][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.568130][  T193] Modules linked in: veth
| [    9.568685][  T193] Tainted: [W]=WARN
[    9.568850][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.569086][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.569333][  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
[    9.569892][  T193] RSP: 0018:ffa00000006571b0 EFLAGS: 00010286
[    9.570145][  T193] RAX: 00000000ffffffa6 RBX: ff1100000b6ef700 RCX: 1ff40000000cadfc
[    9.570436][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b6ef7b8
[    9.570710][  T193] RBP: ff11000009aec000 R08: 1fe22000016ddef8 R09: ff1100000c8a8b80
[    9.570975][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.571238][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.571508][  T193] FS:  00007fb5ebf8b840(0000) GS:ff110000824b0000(0000) knlGS:0000000000000000
[    9.571815][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.572045][  T193] CR2: 0000558e82be88c8 CR3: 000000000a3aa005 CR4: 0000000000771ef0
[    9.572315][  T193] PKRU: 55555554
[    9.572469][  T193] Call Trace:
[    9.572621][  T193]  <TASK>
[    9.572752][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.572957][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.573113][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.573321][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.573512][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.573708][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.573912][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.574105][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.574312][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.574502][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.574711][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.574919][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.575114][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.575317][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.575507][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.575709][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.575906][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.576094][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.576303][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.576505][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.576705][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.576905][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.577094][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.577297][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.577494][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.577692][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.577897][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.578089][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.578357][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.578621][  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))
[    9.578907][  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))
[    9.579192][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.579507][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.579828][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.580117][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.580406][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.580594][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.580796][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.581002][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.581192][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.581429][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.581625][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.581830][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.582026][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.582226][  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))
[    9.582435][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.582627][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.582841][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.583032][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.583224][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.583428][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.583619][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.583825][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.584053][  T193] RIP: 0033:0x7fb5ec1c508e
[    9.584266][  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
[    9.584822][  T193] RSP: 002b:00007ffc8ef98440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.585086][  T193] RAX: ffffffffffffffda RBX: 00007ffc8ef98bd8 RCX: 00007fb5ec1c508e
[    9.585361][  T193] RDX: 0000000000000000 RSI: 00007ffc8ef984f0 RDI: 0000000000000005
[    9.585619][  T193] RBP: 00007ffc8ef98450 R08: 0000000000000000 R09: 0000000000000000
[    9.585901][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf20
[    9.586163][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8ef98bb0
| [    9.753047][  T199] ------------[ cut here ]------------
| [    9.753232][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/199
| [    9.753492][  T199] Modules linked in: veth
| [    9.753916][  T199] Tainted: [W]=WARN
[    9.754024][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.754202][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.754395][  T199] 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
[    9.754908][  T199] RSP: 0018:ffa0000000656e30 EFLAGS: 00010286
[    9.755085][  T199] RAX: 00000000ffffffa6 RBX: ff11000004e7b700 RCX: 1ff40000000cad8c
[    9.755301][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e7b7b8
[    9.755511][  T199] RBP: ff1100000c8b9000 R08: 1fe22000009cf6f8 R09: ff1100000c490b80
[    9.755729][  T199] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.755945][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005265c80
[    9.756159][  T199] FS:  00007f8d3f1d1840(0000) GS:ff11000082430000(0000) knlGS:0000000000000000
[    9.756410][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.756589][  T199] CR2: 000000000042ebe0 CR3: 000000000917d002 CR4: 0000000000771ef0
[    9.756814][  T199] PKRU: 55555554
[    9.756921][  T199] Call Trace:
[    9.757027][  T199]  <TASK>
[    9.757101][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.757246][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.757396][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.757504][  T199]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.757646][  T199]  __dev_notify_flags (net/core/dev.c:9787)
[    9.757793][  T199]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.757940][  T199]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[    9.758081][  T199]  ? netif_change_name (net/core/dev.c:1495)
[    9.758221][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.758367][  T199]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.758507][  T199]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.758652][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.758794][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.758940][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.759082][  T199]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.759222][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.759369][  T199]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.759515][  T199] veth_newlink (drivers/net/veth.c:1871) veth
[    9.759666][  T199]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.759847][  T199]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.759991][  T199]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.760132][  T199]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.760297][  T199]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.760440][  T199]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.760584][  T199]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.760730][  T199]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.760879][  T199]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.761025][  T199]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.761170][  T199]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.761318][  T199]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.761460][  T199]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.761607][  T199]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.761761][  T199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.761911][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.762052][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.762193][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.762336][  T199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.762477][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.762625][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.762773][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.762920][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.763061][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.763202][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.763351][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.763496][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.763637][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.763786][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.763932][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.764074][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.764220][  T199]  ? 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))
[    9.764367][  T199]  ? 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))
[    9.764511][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.764663][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.764810][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.764953][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.765096][  T199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.765240][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.765390][  T199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.765532][  T199]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.765680][  T199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.765857][  T199]  ? move_addr_to_kernel (net/socket.c:258)
[    9.766003][  T199]  ___sys_sendmsg (net/socket.c:2752)
[    9.766145][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.766292][  T199]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.766445][  T199]  ? 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))
[    9.766589][  T199]  __sys_sendmsg (net/socket.c:2784)
[    9.766738][  T199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.766890][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.767035][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.767179][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.767328][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.767471][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.767614][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.767800][  T199] RIP: 0033:0x7f8d3f40b08e
[    9.767955][  T199] 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
[    9.768467][  T199] RSP: 002b:00007ffe022c8140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.768685][  T199] RAX: ffffffffffffffda RBX: 00007ffe022c88d8 RCX: 00007f8d3f40b08e
[    9.768901][  T199] RDX: 0000000000000000 RSI: 00007ffe022c81f0 RDI: 0000000000000005
[    9.769112][  T199] RBP: 00007ffe022c8150 R08: 0000000000000000 R09: 0000000000000000
[    9.769329][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf21
[    9.769543][  T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe022c88b0
| [    9.779480][  T199] ------------[ cut here ]------------
| [    9.779631][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/199
| [    9.779886][  T199] Modules linked in: veth
| [    9.780893][  T199] Tainted: [W]=WARN
[    9.781000][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.781172][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.781357][  T199] 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
[    9.781856][  T199] RSP: 0018:ffa00000006571b0 EFLAGS: 00010286
[    9.782030][  T199] RAX: 00000000ffffffa6 RBX: ff1100000ae5e580 RCX: 1ff40000000cadfc
[    9.782237][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ae5e638
[    9.782447][  T199] RBP: ff1100000c82c000 R08: 1fe22000015cbcc8 R09: ff1100000c490b80
[    9.782657][  T199] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.782868][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.783075][  T199] FS:  00007f8d3f1d1840(0000) GS:ff11000082430000(0000) knlGS:0000000000000000
[    9.783325][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.783497][  T199] CR2: 000000000042ebe0 CR3: 000000000917d002 CR4: 0000000000771ef0
[    9.783709][  T199] PKRU: 55555554
[    9.783817][  T199] Call Trace:
[    9.783921][  T199]  <TASK>
[    9.783992][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.784134][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.784240][  T199]  __dev_notify_flags (net/core/dev.c:9787)
[    9.784384][  T199]  ? netif_change_name (net/core/dev.c:1495)
[    9.784522][  T199]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.784664][  T199]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.784811][  T199]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.784950][  T199]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.785092][  T199]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.785230][  T199]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.785373][  T199]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.785519][  T199]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.785667][  T199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.785811][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.785949][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.786087][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.786225][  T199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.786367][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.786509][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.786653][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.786791][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.786933][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.787070][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.787209][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.787356][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.787493][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.787633][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.787775][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.787918][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.788059][  T199]  ? 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))
[    9.788196][  T199]  ? 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))
[    9.788343][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.788485][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.788625][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.788771][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.788916][  T199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.789056][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.789198][  T199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.789344][  T199]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.789484][  T199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.789662][  T199]  ? move_addr_to_kernel (net/socket.c:258)
[    9.789809][  T199]  ___sys_sendmsg (net/socket.c:2752)
[    9.789952][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.790090][  T199]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.790239][  T199]  ? 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))
[    9.790388][  T199]  __sys_sendmsg (net/socket.c:2784)
[    9.790528][  T199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.790675][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.790819][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.790959][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.791097][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.791236][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.791382][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.791556][  T199] RIP: 0033:0x7f8d3f40b08e
[    9.791706][  T199] 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
[    9.792203][  T199] RSP: 002b:00007ffe022c8140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.792418][  T199] RAX: ffffffffffffffda RBX: 00007ffe022c88d8 RCX: 00007f8d3f40b08e
[    9.792625][  T199] RDX: 0000000000000000 RSI: 00007ffe022c81f0 RDI: 0000000000000005
[    9.792839][  T199] RBP: 00007ffe022c8150 R08: 0000000000000000 R09: 0000000000000000
[    9.793047][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cf21


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