======================================
| xx__-> [    9.136478][  T187] ------------[ cut here ]------------
| [    9.136738][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [    9.137068][  T187] Modules linked in: veth
| [    9.137614][  T187] Tainted: [W]=WARN
[    9.137819][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.138050][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.138294][  T187] 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
[    9.139082][  T187] RSP: 0018:ffa00000008d6e30 EFLAGS: 00010286
[    9.139414][  T187] RAX: 00000000ffffffa6 RBX: ff110000021678c0 RCX: 1ff400000011ad8c
[    9.139680][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002167978
[    9.139942][  T187] RBP: ff11000005331000 R08: 1fe220000042cf30 R09: ff1100000cee2e80
[    9.140276][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.140552][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009afc400
[    9.140810][  T187] FS:  00007ffa49605840(0000) GS:ff110000a8cb0000(0000) knlGS:0000000000000000
[    9.141135][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.141366][  T187] CR2: 000000000042ebe0 CR3: 000000000d41f004 CR4: 0000000000771ef0
[    9.141658][  T187] PKRU: 55555554
[    9.141812][  T187] Call Trace:
[    9.141975][  T187]  <TASK>
[    9.142095][  T187]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.142330][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.142627][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.142782][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.142980][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.143271][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[    9.143463][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.143755][  T187]  ? netif_change_name (net/core/dev.c:1495)
[    9.143949][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.144245][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.144433][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.144722][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.145010][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.145211][  T187]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.145401][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[    9.145698][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.145926][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.146116][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.146331][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.146550][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.146741][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.146939][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.147128][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.147328][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.147630][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.147819][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.148015][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.148215][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.148624][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.148917][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.149108][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.149395][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.149594][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.149972][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.150165][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.150384][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.150711][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.150906][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.151095][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.151294][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.151481][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.151698][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.151896][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.152087][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.152298][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.152594][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.152786][  T187]  ? 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))
[    9.152980][  T187]  ? 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))
[    9.153171][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.153377][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.153583][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.153772][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.153972][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.154276][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.154470][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.154855][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.155059][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.155296][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[    9.155519][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.155706][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.155897][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.156207][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.156400][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.156603][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.156794][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.156992][  T187]  ? 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)
[    9.157288][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.157479][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.157684][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.157875][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.158067][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.158375][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.158617][  T187] RIP: 0033:0x7ffa4983f08e
[    9.158814][  T187] 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
[    9.159407][  T187] RSP: 002b:00007fffd514db90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.159697][  T187] RAX: ffffffffffffffda RBX: 00007fffd514e328 RCX: 00007ffa4983f08e
[    9.159969][  T187] RDX: 0000000000000000 RSI: 00007fffd514dc40 RDI: 0000000000000005
[    9.160233][  T187] RBP: 00007fffd514dba0 R08: 0000000000000000 R09: 0000000000000000
[    9.160533][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca74
[    9.160887][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd514e300
| [    9.180609][  T187] ------------[ cut here ]------------
| [    9.180830][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [    9.181138][  T187] Modules linked in: veth
| [    9.181865][  T187] Tainted: [W]=WARN
[    9.182019][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.182248][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.182476][  T187] 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
[    9.183043][  T187] RSP: 0018:ffa00000008d71b0 EFLAGS: 00010286
[    9.183282][  T187] RAX: 00000000ffffffa6 RBX: ff110000058b4c80 RCX: 1ff400000011adfc
[    9.183551][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000058b4d38
[    9.183805][  T187] RBP: ff110000058cc000 R08: 1fe2200000b169a8 R09: ff1100000cee2e80
[    9.184063][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.184344][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.184616][  T187] FS:  00007ffa49605840(0000) GS:ff110000a8cb0000(0000) knlGS:0000000000000000
[    9.184912][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.185132][  T187] CR2: 000000000042ebe0 CR3: 000000000d41f004 CR4: 0000000000771ef0
[    9.185397][  T187] PKRU: 55555554
[    9.185563][  T187] Call Trace:
[    9.185715][  T187]  <TASK>
[    9.185835][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.186028][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.186193][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[    9.186381][  T187]  ? netif_change_name (net/core/dev.c:1495)
[    9.186583][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.186769][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.186966][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.187155][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.187375][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.187575][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.187760][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.187957][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.188152][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.188350][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.188550][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.188739][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.188932][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.189118][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.189319][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.189521][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.189708][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.189902][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.190088][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.190282][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.190472][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.190668][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.190857][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.191051][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.191262][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.191475][  T187]  ? 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))
[    9.191675][  T187]  ? 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))
[    9.191870][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.192064][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.192265][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.192458][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.192674][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.192898][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.193094][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.193296][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.193484][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.193716][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[    9.193930][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.194129][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.194331][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.194560][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.194750][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.194944][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.195130][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.195332][  T187]  ? 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)
[    9.195533][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.195728][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.195922][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.196108][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.196350][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.196554][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.196774][  T187] RIP: 0033:0x7ffa4983f08e
[    9.196978][  T187] 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
[    9.197539][  T187] RSP: 002b:00007fffd514db90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.197796][  T187] RAX: ffffffffffffffda RBX: 00007fffd514e328 RCX: 00007ffa4983f08e
[    9.198054][  T187] RDX: 0000000000000000 RSI: 00007fffd514dc40 RDI: 0000000000000005
[    9.198323][  T187] RBP: 00007fffd514dba0 R08: 0000000000000000 R09: 0000000000000000
[    9.198609][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca74
[    9.198861][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd514e300
| [    9.476792][  T194] ------------[ cut here ]------------
| [    9.477029][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/194
| [    9.477488][  T194] Modules linked in: veth
| [    9.478647][  T194] Tainted: [W]=WARN
[    9.478775][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.479043][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.479412][  T194] 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
[    9.480225][  T194] RSP: 0018:ffa0000000796e30 EFLAGS: 00010286
[    9.480537][  T194] RAX: 00000000ffffffa6 RBX: ff1100000cd7e200 RCX: 1ff40000000f2d8c
[    9.480909][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cd7e2b8
[    9.481337][  T194] RBP: ff1100000d59c000 R08: 1fe22000019afc58 R09: ff1100000d42ae80
[    9.481637][  T194] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.482056][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a95b880
[    9.482472][  T194] FS:  00007f734628d840(0000) GS:ff110000a8bb0000(0000) knlGS:0000000000000000
[    9.482868][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.483209][  T194] CR2: 000000000042ebe0 CR3: 000000000d6f6006 CR4: 0000000000771ef0
[    9.483589][  T194] PKRU: 55555554
[    9.483739][  T194] Call Trace:
[    9.483851][  T194]  <TASK>
[    9.483937][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.484093][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.484216][  T194]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.484410][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[    9.484614][  T194]  ? netif_change_name (net/core/dev.c:1495)
[    9.484826][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.485065][  T194]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.485234][  T194]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.485391][  T194]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.485555][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.485711][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.485869][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.486022][  T194]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.486175][  T194]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.486336][  T194] veth_newlink (drivers/net/veth.c:1871) veth
[    9.486487][  T194]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.486678][  T194]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.486828][  T194]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.486979][  T194]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.487147][  T194]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.487302][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.487450][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.487603][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.487755][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.487908][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.488056][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.488209][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.488356][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.488515][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.488712][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.488866][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.489015][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.489165][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.489332][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.489474][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.489628][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.489772][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.489915][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.490057][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.490209][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.490353][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.490497][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.490644][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.490788][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.490933][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.491077][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.491233][  T194]  ? 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))
[    9.491378][  T194]  ? 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))
[    9.491525][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.491670][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.491813][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.491960][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.492103][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.492254][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.492402][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.492552][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.492695][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.492873][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[    9.493020][  T194]  ___sys_sendmsg (net/socket.c:2752)
[    9.493160][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.493305][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.493458][  T194]  ? 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))
[    9.493608][  T194]  __sys_sendmsg (net/socket.c:2784)
[    9.493751][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.493901][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.494044][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.494198][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.494342][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.494485][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.494634][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.494810][  T194] RIP: 0033:0x7f73464c708e
[    9.494963][  T194] 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
[    9.495474][  T194] RSP: 002b:00007ffdcfafd790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.495694][  T194] RAX: ffffffffffffffda RBX: 00007ffdcfafdf28 RCX: 00007f73464c708e
[    9.495908][  T194] RDX: 0000000000000000 RSI: 00007ffdcfafd840 RDI: 0000000000000005
[    9.496120][  T194] RBP: 00007ffdcfafd7a0 R08: 0000000000000000 R09: 0000000000000000
[    9.496336][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca74
[    9.496555][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcfafdf00
| [    9.504402][  T194] ------------[ cut here ]------------
| [    9.504562][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/194
| [    9.504804][  T194] Modules linked in: veth
| [    9.505198][  T194] Tainted: [W]=WARN
[    9.505305][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.505480][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.505668][  T194] 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
[    9.506170][  T194] RSP: 0018:ffa00000007971b0 EFLAGS: 00010286
[    9.506352][  T194] RAX: 00000000ffffffa6 RBX: ff1100000caaf1c0 RCX: 1ff40000000f2dfc
[    9.506567][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000caaf278
[    9.506776][  T194] RBP: ff1100000d599000 R08: 1fe2200001955e50 R09: ff1100000d42ae80
[    9.506986][  T194] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.507198][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.507407][  T194] FS:  00007f734628d840(0000) GS:ff110000a8bb0000(0000) knlGS:0000000000000000
[    9.507657][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.507832][  T194] CR2: 000000000042ebe0 CR3: 000000000d6f6006 CR4: 0000000000771ef0
[    9.508044][  T194] PKRU: 55555554
[    9.508150][  T194] Call Trace:
[    9.508262][  T194]  <TASK>
[    9.508335][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.508476][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.508588][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[    9.508729][  T194]  ? netif_change_name (net/core/dev.c:1495)
[    9.508872][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.509011][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.509155][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.509302][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.509442][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.509599][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.509736][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.509883][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.510025][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.510169][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.510319][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.510459][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.510603][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.510742][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.510886][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.511026][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.511164][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.511308][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.511446][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.511588][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.511729][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.511870][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.512012][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.512151][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.512297][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.512441][  T194]  ? 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))
[    9.512586][  T194]  ? 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))
[    9.512725][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.512874][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.513013][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.513154][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.513298][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.513440][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.513589][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.513727][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.513869][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.514041][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[    9.514189][  T194]  ___sys_sendmsg (net/socket.c:2752)
[    9.514334][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.514475][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.514690][  T194]  ? 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))
[    9.514835][  T194]  __sys_sendmsg (net/socket.c:2784)
[    9.515035][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.515180][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.515326][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.515465][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.515661][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.515801][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.515943][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.516118][  T194] RIP: 0033:0x7f73464c708e
[    9.516268][  T194] 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
[    9.516831][  T194] RSP: 002b:00007ffdcfafd790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.517051][  T194] RAX: ffffffffffffffda RBX: 00007ffdcfafdf28 RCX: 00007f73464c708e
[    9.517268][  T194] RDX: 0000000000000000 RSI: 00007ffdcfafd840 RDI: 0000000000000005
[    9.517481][  T194] RBP: 00007ffdcfafd7a0 R08: 0000000000000000 R09: 0000000000000000
[    9.517750][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca74
[    9.517965][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcfafdf00
| [    9.703712][  T200] ------------[ cut here ]------------
| [    9.703910][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/200
| [    9.704159][  T200] Modules linked in: veth
| [    9.704567][  T200] Tainted: [W]=WARN
[    9.704675][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.704851][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.705042][  T200] 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
[    9.705556][  T200] RSP: 0018:ffa0000000796e30 EFLAGS: 00010286
[    9.705733][  T200] RAX: 00000000ffffffa6 RBX: ff110000058b4e40 RCX: 1ff40000000f2d8c
[    9.705945][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000058b4ef8
[    9.706152][  T200] RBP: ff11000008859000 R08: 1fe2200000b169e0 R09: ff1100000ab3ae80
[    9.706369][  T200] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.706583][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005745c80
[    9.706797][  T200] FS:  00007fede5d0e840(0000) GS:ff110000a8d30000(0000) knlGS:0000000000000000
[    9.707046][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.707230][  T200] CR2: 000000000042ebe0 CR3: 000000000ce06006 CR4: 0000000000771ef0
[    9.707440][  T200] PKRU: 55555554
[    9.707550][  T200] Call Trace:
[    9.707656][  T200]  <TASK>
[    9.707729][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.707874][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.708015][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.708121][  T200]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.708266][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.708405][  T200]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.708549][  T200]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[    9.708687][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.708825][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.708967][  T200]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.709105][  T200]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.709250][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.709392][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.709536][  T200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.709677][  T200]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.709815][  T200]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.709959][  T200]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.710100][  T200] veth_newlink (drivers/net/veth.c:1871) veth
[    9.710248][  T200]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.710421][  T200]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.710569][  T200]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.710731][  T200]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.710892][  T200]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.711031][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.711180][  T200]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.711328][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.711470][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.711628][  T200]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.711791][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.711937][  T200]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.712075][  T200]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.712225][  T200]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.712367][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.712513][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.712654][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.712794][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.712935][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.713073][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.713222][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.713363][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.713501][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.713645][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.713786][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.713929][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.714070][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.714250][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.714393][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.714538][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.714678][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.714822][  T200]  ? 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))
[    9.714964][  T200]  ? 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))
[    9.715106][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.715253][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.715394][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.715540][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.715681][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.715822][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.715966][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.716107][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.716253][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.716426][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.716580][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.716719][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.716856][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.717035][  T200]  ? 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))
[    9.717183][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.717330][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.717473][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.717620][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.717762][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.717905][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.718046][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.718193][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.718368][  T200] RIP: 0033:0x7fede5f4808e
[    9.718520][  T200] 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
[    9.719019][  T200] RSP: 002b:00007ffdbec514a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.719256][  T200] RAX: ffffffffffffffda RBX: 00007ffdbec51c38 RCX: 00007fede5f4808e
[    9.719498][  T200] RDX: 0000000000000000 RSI: 00007ffdbec51550 RDI: 0000000000000005
[    9.719714][  T200] RBP: 00007ffdbec514b0 R08: 0000000000000000 R09: 0000000000000000
[    9.719926][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca74
[    9.720448][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbec51c10
| [    9.728939][  T200] ------------[ cut here ]------------
| [    9.729091][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/200
| [    9.729332][  T200] Modules linked in: veth
| [    9.730149][  T200] Tainted: [W]=WARN
[    9.730260][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.730731][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.730914][  T200] 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
[    9.731406][  T200] RSP: 0018:ffa00000007971b0 EFLAGS: 00010286
[    9.731635][  T200] RAX: 00000000ffffffa6 RBX: ff1100000c573380 RCX: 1ff40000000f2dfc
[    9.731837][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c573438
[    9.732041][  T200] RBP: ff11000008444000 R08: 1fe22000018ae688 R09: ff1100000ab3ae80
[    9.732249][  T200] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.732454][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.732713][  T200] FS:  00007fede5d0e840(0000) GS:ff110000a8d30000(0000) knlGS:0000000000000000
[    9.732954][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.733148][  T200] CR2: 000000000042ebe0 CR3: 000000000ce06006 CR4: 0000000000771ef0
[    9.733364][  T200] PKRU: 55555554
[    9.733464][  T200] Call Trace:
[    9.733626][  T200]  <TASK>
[    9.733697][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.733836][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.733943][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.734084][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.734238][  T200]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.734377][  T200]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.734574][  T200]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.734711][  T200]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.734848][  T200]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.734988][  T200]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.735127][  T200]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.735275][  T200]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.735437][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.735634][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.735770][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.735907][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.736040][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.736176][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.736325][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.736463][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.736655][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.736790][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.736928][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.737062][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.737205][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.737343][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.737481][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.737676][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.737815][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.737958][  T200]  ? 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))
[    9.738093][  T200]  ? 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))
[    9.738238][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.738375][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.738567][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.738704][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.738839][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.739003][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.739153][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.739301][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.739440][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.739682][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.739822][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.739959][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.740093][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.740252][  T200]  ? 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))
[    9.740393][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.740586][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.740725][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.740889][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.741026][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.741165][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.741311][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.741449][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.741677][  T200] RIP: 0033:0x7fede5f4808e
[    9.741819][  T200] 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
[    9.742319][  T200] RSP: 002b:00007ffdbec514a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.742580][  T200] RAX: ffffffffffffffda RBX: 00007ffdbec51c38 RCX: 00007fede5f4808e
[    9.742783][  T200] RDX: 0000000000000000 RSI: 00007ffdbec51550 RDI: 0000000000000005
[    9.742990][  T200] RBP: 00007ffdbec514b0 R08: 0000000000000000 R09: 0000000000000000
[    9.743199][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca74


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