======================================
| xx__-> [    9.065842][  T185] ------------[ cut here ]------------
| [    9.066058][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    9.066323][  T185] Modules linked in: veth
| [    9.066764][  T185] Tainted: [W]=WARN
[    9.066873][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.067050][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.067233][  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
[    9.067784][  T185] RSP: 0018:ffa00000008c6e30 EFLAGS: 00010286
[    9.067967][  T185] RAX: 00000000ffffffa6 RBX: ff1100000b49f000 RCX: 1ff4000000118d8c
[    9.068179][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b49f0b8
[    9.068404][  T185] RBP: ff11000008909000 R08: 1fe2200001693e18 R09: ff1100000ce5ae80
[    9.068657][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.068876][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008e79580
[    9.069185][  T185] FS:  00007fc06c07d840(0000) GS:ff110000a9330000(0000) knlGS:0000000000000000
[    9.069450][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.069625][  T185] CR2: 000000000042ebe0 CR3: 000000000c4f7005 CR4: 0000000000771ef0
[    9.070023][  T185] PKRU: 55555554
[    9.070127][  T185] Call Trace:
[    9.070232][  T185]  <TASK>
[    9.070307][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.070595][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.070737][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.070842][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.070982][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.071121][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.071268][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.071512][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.071653][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.071792][  T185]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.071968][  T185]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.072145][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.072352][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.072506][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.072646][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.072882][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.073053][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.073290][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.073439][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.073598][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.073738][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.073878][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.074015][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.074155][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.074301][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.074452][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.074593][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.074730][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.074875][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.075017][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.075158][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.075302][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.075449][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.075681][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.075914][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.076057][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.076292][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.076442][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.076581][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.076811][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.077042][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.077184][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.077328][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.077572][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.077806][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.077944][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.078087][  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))
[    9.078223][  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))
[    9.078373][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.078518][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.078663][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.078802][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.078942][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.079081][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.079223][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.079371][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.079515][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.079689][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.079832][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.079969][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.080107][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.080264][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.080528][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.080761][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.080995][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.081138][  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)
[    9.081283][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.081435][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.081576][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.081714][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.081852][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.081993][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.082167][  T185] RIP: 0033:0x7fc06c2b708e
[    9.082319][  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
[    9.082824][  T185] RSP: 002b:00007ffed3c50cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.083037][  T185] RAX: ffffffffffffffda RBX: 00007ffed3c51488 RCX: 00007fc06c2b708e
[    9.083244][  T185] RDX: 0000000000000000 RSI: 00007ffed3c50da0 RDI: 0000000000000005
[    9.083560][  T185] RBP: 00007ffed3c50d00 R08: 0000000000000000 R09: 0000000000000000
[    9.083860][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd2f
[    9.084164][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed3c51460
| [    9.095841][  T185] ------------[ cut here ]------------
| [    9.096001][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/185
| [    9.096240][  T185] Modules linked in: veth
| [    9.096650][  T185] Tainted: [W]=WARN
[    9.096753][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.096924][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.097106][  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
[    9.097614][  T185] RSP: 0018:ffa00000008c71b0 EFLAGS: 00010286
[    9.097789][  T185] RAX: 00000000ffffffa6 RBX: ff11000009b2cac0 RCX: 1ff4000000118dfc
[    9.097993][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b2cb78
[    9.098196][  T185] RBP: ff11000008919000 R08: 1fe2200001365970 R09: ff1100000ce5ae80
[    9.098414][  T185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.098617][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.098826][  T185] FS:  00007fc06c07d840(0000) GS:ff110000a91b0000(0000) knlGS:0000000000000000
[    9.099070][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.099241][  T185] CR2: 00007f103b046808 CR3: 000000000c4f7005 CR4: 0000000000771ef0
[    9.099551][  T185] PKRU: 55555554
[    9.099654][  T185] Call Trace:
[    9.099862][  T185]  <TASK>
[    9.099935][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.100075][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.100179][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.100440][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.100578][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.100718][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.100856][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.100994][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.101132][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.101375][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.101516][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.101657][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.101795][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.101930][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.102066][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.102201][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.102420][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.102555][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.102693][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.102830][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.102965][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.103101][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.103235][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.103381][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.103528][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.103663][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.103800][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.103936][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.104074][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.104215][  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))
[    9.104360][  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))
[    9.104508][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.104646][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.104785][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.104922][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.105061][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.105199][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.105341][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.105491][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.105629][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.105799][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.105940][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.106074][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.106208][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.106369][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.106514][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.106650][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.106785][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.106924][  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)
[    9.107061][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.107197][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.107338][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.107483][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.107621][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.107758][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.107927][  T185] RIP: 0033:0x7fc06c2b708e
[    9.108074][  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
[    9.108574][  T185] RSP: 002b:00007ffed3c50cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.108778][  T185] RAX: ffffffffffffffda RBX: 00007ffed3c51488 RCX: 00007fc06c2b708e
[    9.108980][  T185] RDX: 0000000000000000 RSI: 00007ffed3c50da0 RDI: 0000000000000005
[    9.109180][  T185] RBP: 00007ffed3c50d00 R08: 0000000000000000 R09: 0000000000000000
[    9.109393][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd2f
[    9.109604][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed3c51460
| [    9.234010][  T193] ------------[ cut here ]------------
| [    9.234230][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.234721][  T193] Modules linked in: veth
| [    9.235231][  T193] Tainted: [W]=WARN
[    9.235433][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.235667][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.235908][  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
[    9.236515][  T193] RSP: 0018:ffa00000006a6e30 EFLAGS: 00010286
[    9.236753][  T193] RAX: 00000000ffffffa6 RBX: ff1100000b534200 RCX: 1ff40000000d4d8c
[    9.237021][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5342b8
[    9.237307][  T193] RBP: ff1100000788c000 R08: 1fe22000016a6858 R09: ff1100000c42ae80
[    9.237601][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.237867][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008d7b500
[    9.238139][  T193] FS:  00007fe190763840(0000) GS:ff110000a92b0000(0000) knlGS:0000000000000000
[    9.238549][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.238859][  T193] CR2: 000000000042ebe0 CR3: 0000000008fd2006 CR4: 0000000000771ef0
[    9.239150][  T193] PKRU: 55555554
[    9.239319][  T193] Call Trace:
[    9.239498][  T193]  <TASK>
[    9.239625][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.239830][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.239995][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.240226][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.240454][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.240649][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.240846][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.241057][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.241271][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.241490][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.241700][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.241892][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.242084][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.242295][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.242532][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.242732][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.242960][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.243154][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.243369][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.243593][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.243787][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.243984][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.244178][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.244390][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.244599][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.244799][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.244991][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.245192][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.245445][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.245679][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.245875][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.246067][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.246278][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.246493][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.246688][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.246884][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.247079][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.247292][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.247506][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.247698][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.247893][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.248091][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.248295][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.248510][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.248703][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.248895][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.249097][  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))
[    9.249301][  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))
[    9.249521][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.249723][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.249916][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.250109][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.250314][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.250528][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.250725][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.250920][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.251113][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.251357][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.251571][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.251762][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.251965][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.252331][  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))
[    9.252554][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.252749][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.253225][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.253449][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.253834][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.254218][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.254436][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.254637][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.254868][  T193] RIP: 0033:0x7fe19099d08e
[    9.258579][  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
[    9.259138][  T193] RSP: 002b:00007ffee94d0230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.259442][  T193] RAX: ffffffffffffffda RBX: 00007ffee94d09c8 RCX: 00007fe19099d08e
[    9.259802][  T193] RDX: 0000000000000000 RSI: 00007ffee94d02e0 RDI: 0000000000000005
[    9.260063][  T193] RBP: 00007ffee94d0240 R08: 0000000000000000 R09: 0000000000000000
[    9.260338][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd2f
[    9.264778][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee94d09a0
| [    9.291843][  T193] ------------[ cut here ]------------
| [    9.292048][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
| [    9.292584][  T193] Modules linked in: veth
| [    9.293065][  T193] Tainted: [W]=WARN
[    9.293221][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.293477][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.293718][  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
[    9.294245][  T193] RSP: 0018:ffa00000006a71b0 EFLAGS: 00010286
[    9.294499][  T193] RAX: 00000000ffffffa6 RBX: ff1100000b3bac80 RCX: 1ff40000000d4dfc
[    9.294761][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3bad38
[    9.295015][  T193] RBP: ff110000050e1000 R08: 1fe22000016775a8 R09: ff1100000c42ae80
[    9.295285][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.295562][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.295824][  T193] FS:  00007fe190763840(0000) GS:ff110000a92b0000(0000) knlGS:0000000000000000
[    9.296118][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.296362][  T193] CR2: 000000000042ebe0 CR3: 0000000008fd2006 CR4: 0000000000771ef0
[    9.296632][  T193] PKRU: 55555554
[    9.296789][  T193] Call Trace:
[    9.296943][  T193]  <TASK>
[    9.297067][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.297274][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.297442][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.297634][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.297822][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.298010][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.298201][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.298424][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.298619][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.298807][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.298999][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.299192][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.299413][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.299612][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.299798][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.299987][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.300172][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.300381][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.300588][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.300778][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.300966][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.301153][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.301363][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.301561][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.301751][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.301941][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.302132][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.302334][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.302545][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.302739][  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))
[    9.302926][  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))
[    9.303116][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.303317][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.303526][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.303716][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.303905][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.304095][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.304298][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.304509][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.304699][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.304920][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.305116][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.305319][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.305535][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.305736][  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))
[    9.305927][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.306116][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.306316][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.306526][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.306715][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.306904][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.307092][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.307298][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.307538][  T193] RIP: 0033:0x7fe19099d08e
[    9.307733][  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
[    9.308275][  T193] RSP: 002b:00007ffee94d0230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.308557][  T193] RAX: ffffffffffffffda RBX: 00007ffee94d09c8 RCX: 00007fe19099d08e
[    9.308809][  T193] RDX: 0000000000000000 RSI: 00007ffee94d02e0 RDI: 0000000000000005
[    9.309061][  T193] RBP: 00007ffee94d0240 R08: 0000000000000000 R09: 0000000000000000
[    9.309327][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cd2f


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