======================================
| xx__-> [    9.335191][  T185] ------------[ cut here ]------------
| [    9.335548][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [    9.335859][  T185] Modules linked in: veth
| [    9.336422][  T185] Tainted: [W]=WARN
[    9.336571][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.336798][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.337039][  T185] 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
[    9.337576][  T185] RSP: 0018:ffa00000008d6e30 EFLAGS: 00010286
[    9.337806][  T185] RAX: 00000000ffffffa6 RBX: ff11000012873e00 RCX: 1ff400000011ad8c
[    9.338145][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012873eb8
[    9.338408][  T185] RBP: ff11000008161000 R08: 1fe220000250e7d8 R09: ff1100001333ae80
[    9.338660][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.338911][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ad5f880
[    9.339175][  T185] FS:  00007f10917c4840(0000) GS:ff110000a12b0000(0000) knlGS:0000000000000000
[    9.339473][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.339701][  T185] CR2: 000000000042ebe0 CR3: 0000000012d47002 CR4: 0000000000771ef0
[    9.339954][  T185] PKRU: 55555554
[    9.340112][  T185] Call Trace:
[    9.340276][  T185]  <TASK>
[    9.340395][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.340613][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.340918][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.341099][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.341395][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.341574][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.341861][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.342060][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.342243][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.342440][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.342618][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.342816][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.342999][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.343187][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.343479][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.343669][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.343886][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.344179][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.344562][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.344771][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.344955][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.345150][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.345346][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.345623][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.345820][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.346111][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.346303][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.346483][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.346678][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.346960][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.347153][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.347347][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.347533][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.347722][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.348000][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.348299][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.348574][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.348765][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.349072][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.349276][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.349462][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.349644][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.349833][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.350028][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.350213][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.350407][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.350590][  T185]  ? 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))
[    9.350774][  T185]  ? 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))
[    9.351070][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.351264][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.351533][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.351718][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.351901][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.352094][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.352294][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.352568][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.352847][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.353071][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.353269][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.353446][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.353724][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.353920][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.354112][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.354303][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.354481][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.354667][  T185]  ? 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)
[    9.354845][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.355039][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.355216][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.355405][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.355582][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.355766][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.356086][  T185] RIP: 0033:0x7f10919fe08e
[    9.356283][  T185] 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
[    9.356899][  T185] RSP: 002b:00007fff8e151260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.357154][  T185] RAX: ffffffffffffffda RBX: 00007fff8e1519f8 RCX: 00007f10919fe08e
[    9.357406][  T185] RDX: 0000000000000000 RSI: 00007fff8e151310 RDI: 0000000000000005
[    9.357753][  T185] RBP: 00007fff8e151270 R08: 0000000000000000 R09: 0000000000000000
[    9.358005][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb63
[    9.358263][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8e1519d0
| [    9.368103][  T185] ------------[ cut here ]------------
| [    9.368883][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [    9.369232][  T185] Modules linked in: veth
| [    9.369839][  T185] Tainted: [W]=WARN
[    9.370054][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.370338][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.370619][  T185] 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
[    9.371189][  T185] RSP: 0018:ffa00000008d71b0 EFLAGS: 00010286
[    9.371472][  T185] RAX: 00000000ffffffa6 RBX: ff11000008ab4ac0 RCX: 1ff400000011adfc
[    9.371775][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008ab4b78
[    9.372078][  T185] RBP: ff11000009bfc000 R08: 1fe2200001156970 R09: ff1100001333ae80
[    9.372385][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.372691][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.372997][  T185] FS:  00007f10917c4840(0000) GS:ff110000a12b0000(0000) knlGS:0000000000000000
[    9.373344][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.373613][  T185] CR2: 000000000042ebe0 CR3: 0000000012d47002 CR4: 0000000000771ef0
[    9.373917][  T185] PKRU: 55555554
[    9.374137][  T185] Call Trace:
[    9.374350][  T185]  <TASK>
[    9.374523][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.374776][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.374996][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.375241][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.375551][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.375793][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.376048][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.376299][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.376536][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.376785][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.377044][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.377303][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.377542][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.377788][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.378041][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.378296][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.378530][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.378773][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.379036][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.379293][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.379530][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.379774][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.380027][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.380211][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.380401][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.380582][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.380772][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.380955][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.381140][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.381335][  T185]  ? 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))
[    9.381606][  T185]  ? 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))
[    9.381796][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.381979][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.382166][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.382360][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.382631][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.382820][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.383007][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.383186][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.383373][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.383682][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.383867][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.384149][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.384340][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.384621][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.384809][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.384988][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.385177][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.385369][  T185]  ? 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)
[    9.385680][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.385862][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.386146][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.386339][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.386515][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.386700][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.386915][  T185] RIP: 0033:0x7f10919fe08e
[    9.387110][  T185] 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
[    9.387621][  T185] RSP: 002b:00007fff8e151260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.387879][  T185] RAX: ffffffffffffffda RBX: 00007fff8e1519f8 RCX: 00007f10919fe08e
[    9.388125][  T185] RDX: 0000000000000000 RSI: 00007fff8e151310 RDI: 0000000000000005
[    9.388466][  T185] RBP: 00007fff8e151270 R08: 0000000000000000 R09: 0000000000000000
[    9.388710][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb63
[    9.388957][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8e1519d0
| [    9.641415][  T193] ------------[ cut here ]------------
| [    9.641622][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
| [    9.641880][  T193] Modules linked in: veth
| [    9.642291][  T193] Tainted: [W]=WARN
[    9.642401][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.642580][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.642782][  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
[    9.643864][  T193] RSP: 0018:ffa0000000846e30 EFLAGS: 00010286
[    9.644099][  T193] RAX: 00000000ffffffa6 RBX: ff11000012b36040 RCX: 1ff4000000108d8c
[    9.644334][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012b360f8
[    9.644554][  T193] RBP: ff11000013851000 R08: 1fe2200002566c20 R09: ff110000130a0b80
[    9.644785][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.645026][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012aa2380
[    9.645271][  T193] FS:  00007f8e99ac9840(0000) GS:ff110000a11b0000(0000) knlGS:0000000000000000
[    9.645530][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.645723][  T193] CR2: 00007f865f93ad80 CR3: 0000000012e2f003 CR4: 0000000000771ef0
[    9.645928][  T193] PKRU: 55555554
[    9.646043][  T193] Call Trace:
[    9.646144][  T193]  <TASK>
[    9.646220][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.646374][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.646480][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.646646][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.646789][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.646934][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.647123][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.647259][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.647393][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.647530][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.647692][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.647835][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.647972][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.648113][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.648275][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.648419][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.648598][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.648742][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.648880][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.649042][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.649179][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.649329][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.649464][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.649599][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.649737][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.649884][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.650023][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.650156][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.650299][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.650437][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.650611][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.650748][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.650885][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.651025][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.651160][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.651302][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.651443][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.651575][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.651711][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.651859][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.652003][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.652144][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.652282][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.652426][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.652565][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.652705][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.652845][  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))
[    9.652982][  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))
[    9.653120][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.653258][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.653392][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.653527][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.653664][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.653804][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.653940][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.654083][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.654216][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.654400][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.654541][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.654679][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.654822][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.654963][  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))
[    9.655104][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.655236][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.655382][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.655524][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.655661][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.655794][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.655932][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.656076][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.656244][  T193] RIP: 0033:0x7f8e99d0308e
[    9.656394][  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
[    9.656872][  T193] RSP: 002b:00007ffeb9bf5cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.657082][  T193] RAX: ffffffffffffffda RBX: 00007ffeb9bf6448 RCX: 00007f8e99d0308e
[    9.657285][  T193] RDX: 0000000000000000 RSI: 00007ffeb9bf5d60 RDI: 0000000000000005
[    9.657485][  T193] RBP: 00007ffeb9bf5cc0 R08: 0000000000000000 R09: 0000000000000000
[    9.657686][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb63
[    9.657886][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb9bf6420
| [    9.666489][  T193] ------------[ cut here ]------------
| [    9.666675][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
| [    9.666943][  T193] Modules linked in: veth
| [    9.667412][  T193] Tainted: [W]=WARN
[    9.667517][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.667699][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.667905][  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
[    9.668459][  T193] RSP: 0018:ffa00000008471b0 EFLAGS: 00010286
[    9.668674][  T193] RAX: 00000000ffffffa6 RBX: ff11000004db4e40 RCX: 1ff4000000108dfc
[    9.668880][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004db4ef8
[    9.669090][  T193] RBP: ff110000129d4000 R08: 1fe22000009b69e0 R09: ff110000130a0b80
[    9.669299][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.669497][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.669707][  T193] FS:  00007f8e99ac9840(0000) GS:ff110000a11b0000(0000) knlGS:0000000000000000
[    9.669954][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.670138][  T193] CR2: 00007f865f93ad80 CR3: 0000000012e2f003 CR4: 0000000000771ef0
[    9.670342][  T193] PKRU: 55555554
[    9.670441][  T193] Call Trace:
[    9.670541][  T193]  <TASK>
[    9.670613][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.670756][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.670861][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.671003][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.671139][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.671278][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.671417][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.671557][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.671696][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.671825][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.671961][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.672110][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.672254][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.672396][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.672527][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.672684][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.672813][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.672945][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.673085][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.673239][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.673372][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.673499][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.673629][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.673770][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.673903][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.674040][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.674170][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.674305][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.674434][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.674569][  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))
[    9.674707][  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))
[    9.674839][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.674979][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.675133][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.675267][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.675400][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.675547][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.675697][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.675834][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.675962][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.676144][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.676285][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.676421][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.676558][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.676707][  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))
[    9.676840][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.676969][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.677120][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.677257][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.677390][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.677523][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.677663][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.677799][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.677988][  T193] RIP: 0033:0x7f8e99d0308e
[    9.678128][  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
[    9.678633][  T193] RSP: 002b:00007ffeb9bf5cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.678835][  T193] RAX: ffffffffffffffda RBX: 00007ffeb9bf6448 RCX: 00007f8e99d0308e
[    9.679034][  T193] RDX: 0000000000000000 RSI: 00007ffeb9bf5d60 RDI: 0000000000000005
[    9.679225][  T193] RBP: 00007ffeb9bf5cc0 R08: 0000000000000000 R09: 0000000000000000
[    9.679425][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cb63


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