======================================
| xx__-> [    9.352603][  T186] ------------[ cut here ]------------
| [    9.352827][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/186
| [    9.353184][  T186] Modules linked in: veth
| [    9.353667][  T186] Tainted: [W]=WARN
[    9.353777][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.353992][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.354179][  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
[    9.354694][  T186] RSP: 0018:ffa00000008b6e30 EFLAGS: 00010286
[    9.354873][  T186] RAX: 00000000ffffffa6 RBX: ff11000009be0e40 RCX: 1ff4000000116d8c
[    9.355091][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009be0ef8
[    9.355314][  T186] RBP: ff11000009889000 R08: 1fe220000137c1e0 R09: ff1100000c73ae80
[    9.355668][  T186] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.355879][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000970ce80
[    9.356099][  T186] FS:  00007f5fae702840(0000) GS:ff110000a3a30000(0000) knlGS:0000000000000000
[    9.356449][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.356631][  T186] CR2: 00007ff368f63000 CR3: 0000000009e67003 CR4: 0000000000771ef0
[    9.356846][  T186] PKRU: 55555554
[    9.356957][  T186] Call Trace:
[    9.357063][  T186]  <TASK>
[    9.357137][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.357320][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.357559][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.357765][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.358018][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.358158][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.358302][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.358444][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.358586][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.358732][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.358877][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.359024][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.359163][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.359308][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.359452][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.359724][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.359865][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.360103][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.360266][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.360407][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.360548][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.360686][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.360831][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.360977][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.361117][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.361448][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.361683][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.361831][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.362072][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.362212][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.362403][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.362542][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.362681][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.362822][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.362970][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.363109][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.363407][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.363641][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.363974][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.364113][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.364334][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.364473][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.364612][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.364756][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.364896][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.365043][  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))
[    9.365181][  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))
[    9.365382][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.365581][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.365724][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.365863][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.366007][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.366147][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.366310][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.366454][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.366594][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.366771][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.366914][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.367054][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.367190][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.367346][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.367582][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.367779][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.368051][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.368194][  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)
[    9.368347][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.368489][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.368628][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.368772][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.368910][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.369056][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.369328][  T186] RIP: 0033:0x7f5fae93c08e
[    9.369475][  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
[    9.370079][  T186] RSP: 002b:00007ffc6eeaa060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.370295][  T186] RAX: ffffffffffffffda RBX: 00007ffc6eeaa7f8 RCX: 00007f5fae93c08e
[    9.370505][  T186] RDX: 0000000000000000 RSI: 00007ffc6eeaa110 RDI: 0000000000000005
[    9.370807][  T186] RBP: 00007ffc6eeaa070 R08: 0000000000000000 R09: 0000000000000000
[    9.371020][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb34
[    9.371230][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6eeaa7d0
| [    9.386623][  T186] ------------[ cut here ]------------
| [    9.386783][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.387032][  T186] Modules linked in: veth
| [    9.387432][  T186] Tainted: [W]=WARN
[    9.387541][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.387719][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.387903][  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
[    9.388411][  T186] RSP: 0018:ffa00000008b71b0 EFLAGS: 00010286
[    9.388586][  T186] RAX: 00000000ffffffa6 RBX: ff1100000999f380 RCX: 1ff4000000116dfc
[    9.388798][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000999f438
[    9.389008][  T186] RBP: ff110000090b9000 R08: 1fe2200001333e88 R09: ff1100000c73ae80
[    9.389212][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.389425][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.389631][  T186] FS:  00007f5fae702840(0000) GS:ff110000a3b30000(0000) knlGS:0000000000000000
[    9.389873][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.390051][  T186] CR2: 000055d3ea5ead5c CR3: 0000000009e67005 CR4: 0000000000771ef0
[    9.390263][  T186] PKRU: 55555554
[    9.390366][  T186] Call Trace:
[    9.390470][  T186]  <TASK>
[    9.390541][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.390681][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.390791][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.390929][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.391070][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.391209][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.391358][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.391494][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.391632][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.391770][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.391907][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.392053][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.392192][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.392331][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.392468][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.392606][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.392740][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.392875][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.393021][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.393157][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.393297][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.393435][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.393571][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.393707][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.393849][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.393987][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.394125][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.394268][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.394406][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.394547][  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))
[    9.394683][  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))
[    9.394825][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.394969][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.395106][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.395248][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.395388][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.395527][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.395668][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.395807][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.395947][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.396117][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.396268][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.396406][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.396543][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.396696][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.396835][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.396980][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.397116][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.397261][  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)
[    9.397400][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.397541][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.397680][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.397820][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.397964][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.398101][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.398276][  T186] RIP: 0033:0x7f5fae93c08e
[    9.398422][  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
[    9.398915][  T186] RSP: 002b:00007ffc6eeaa060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.399126][  T186] RAX: ffffffffffffffda RBX: 00007ffc6eeaa7f8 RCX: 00007f5fae93c08e
[    9.399334][  T186] RDX: 0000000000000000 RSI: 00007ffc6eeaa110 RDI: 0000000000000005
[    9.399541][  T186] RBP: 00007ffc6eeaa070 R08: 0000000000000000 R09: 0000000000000000
[    9.399750][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb34
[    9.399958][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6eeaa7d0
| [    9.518982][  T192] ------------[ cut here ]------------
| [    9.519198][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.519536][  T192] Modules linked in: veth
| [    9.520050][  T192] Tainted: [W]=WARN
[    9.520205][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.520521][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.520800][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.521364][  T192] RSP: 0018:ffa0000000826e30 EFLAGS: 00010286
[    9.521627][  T192] RAX: 00000000ffffffa6 RBX: ff1100001462a3c0 RCX: 1ff4000000104d8c
[    9.521901][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001462a478
[    9.522169][  T192] RBP: ff110000057d1000 R08: 1fe22000028c5490 R09: ff110000139dd180
[    9.522446][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.522717][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c302000
[    9.522991][  T192] FS:  00007f3f31a50840(0000) GS:ff110000a3ab0000(0000) knlGS:0000000000000000
[    9.523301][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.523530][  T192] CR2: 00007fc93cf46580 CR3: 0000000014616002 CR4: 0000000000771ef0
[    9.523799][  T192] PKRU: 55555554
[    9.523964][  T192] Call Trace:
[    9.524120][  T192]  <TASK>
[    9.524270][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.524475][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.524634][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.524870][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.525070][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.525271][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.525462][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.525655][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.525852][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.526087][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.526293][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.526490][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.526715][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.526920][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.527155][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[    9.527378][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.527604][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.527808][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.528009][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.528231][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.528423][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.528616][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.528817][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.529019][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.529257][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.529451][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.529640][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.529843][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.530051][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.530269][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.530465][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.530657][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.530855][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.531053][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.531254][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.531452][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.531654][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.531959][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.532153][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.532355][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.532547][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.532745][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.532935][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.533139][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.533342][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.533542][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.533745][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.533948][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.534140][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.534342][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.534724][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.534924][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.535125][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.535428][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.535626][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.535825][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.536025][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.536547][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.536758][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.536963][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.537157][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.537377][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.537578][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.537876][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.538083][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.538384][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.538575][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.538774][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.538974][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.539273][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.539495][  T192] RIP: 0033:0x7f3f31c8a08e
[    9.539692][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.540357][  T192] RSP: 002b:00007ffd1f10b730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.540616][  T192] RAX: ffffffffffffffda RBX: 00007ffd1f10bec8 RCX: 00007f3f31c8a08e
[    9.540982][  T192] RDX: 0000000000000000 RSI: 00007ffd1f10b7e0 RDI: 0000000000000005
[    9.541253][  T192] RBP: 00007ffd1f10b740 R08: 0000000000000000 R09: 0000000000000000
[    9.541605][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb34
[    9.541869][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1f10bea0
| [    9.564514][  T192] ------------[ cut here ]------------
| [    9.564721][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.565020][  T192] Modules linked in: veth
| [    9.565539][  T192] Tainted: [W]=WARN
[    9.565695][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.565925][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.566164][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.566719][  T192] RSP: 0018:ffa00000008271b0 EFLAGS: 00010286
[    9.566961][  T192] RAX: 00000000ffffffa6 RBX: ff110000052711c0 RCX: 1ff4000000104dfc
[    9.567231][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005271278
[    9.567488][  T192] RBP: ff1100000c6e4000 R08: 1fe2200000a4e250 R09: ff110000139dd180
[    9.567753][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.568020][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.568291][  T192] FS:  00007f3f31a50840(0000) GS:ff110000a3ab0000(0000) knlGS:0000000000000000
[    9.568581][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.568814][  T192] CR2: 00007fc93cf46580 CR3: 0000000014616002 CR4: 0000000000771ef0
[    9.569079][  T192] PKRU: 55555554
[    9.569252][  T192] Call Trace:
[    9.569406][  T192]  <TASK>
[    9.569528][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.569721][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.569880][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.570081][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.570288][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.570480][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.570678][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.570875][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.571075][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.571273][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.571463][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.571658][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.571858][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.572057][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.572285][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.572479][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.572668][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.572860][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.573063][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.573269][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.573456][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.573648][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.573845][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.574042][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.574245][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.574429][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.574620][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.574813][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.575011][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.575206][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.575405][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.575595][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.575792][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.575989][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.576179][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.576377][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.576570][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.576769][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.576963][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.577150][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.577382][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.577575][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.577772][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.577969][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.578166][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.578368][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.578556][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.578754][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.578953][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.579142][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.579339][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.579531][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.579721][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.579950][  T192] RIP: 0033:0x7f3f31c8a08e
[    9.580141][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.580715][  T192] RSP: 002b:00007ffd1f10b730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.580980][  T192] RAX: ffffffffffffffda RBX: 00007ffd1f10bec8 RCX: 00007f3f31c8a08e
[    9.581250][  T192] RDX: 0000000000000000 RSI: 00007ffd1f10b7e0 RDI: 0000000000000005
[    9.581501][  T192] RBP: 00007ffd1f10b740 R08: 0000000000000000 R09: 0000000000000000
[    9.581761][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb34


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