======================================
| xx__-> [   10.536344][  T186] ------------[ cut here ]------------
| [   10.536667][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.537128][  T186] Modules linked in: veth
| [   10.537654][  T186] Tainted: [W]=WARN
[   10.537808][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.538141][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.538429][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.539167][  T186] RSP: 0018:ffa0000000566e30 EFLAGS: 00010286
[   10.539443][  T186] RAX: 00000000ffffffa6 RBX: ff1100000aa26ac0 RCX: 1ff40000000acd8c
[   10.539792][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aa26b78
[   10.540108][  T186] RBP: ff11000002801000 R08: 1fe2200001544d70 R09: ff11000001f38b80
[   10.540331][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.540558][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000abca000
[   10.540797][  T186] FS:  00007fc7c671a840(0000) GS:ff1100007af30000(0000) knlGS:0000000000000000
[   10.541072][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.541256][  T186] CR2: 00007fc7c6a81f6d CR3: 0000000008ef7004 CR4: 0000000000771ef0
[   10.541478][  T186] PKRU: 55555554
[   10.541587][  T186] Call Trace:
[   10.541700][  T186]  <TASK>
[   10.541779][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.541993][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.542141][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.542295][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.542515][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.542670][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.542894][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.543158][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.543379][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.543604][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.543794][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.543940][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.544095][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.544258][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.544409][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.544563][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.544743][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.544897][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.545044][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.545203][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.545347][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.545497][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.545662][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.545817][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.545962][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.546106][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.546250][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.546391][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.546561][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.546719][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.546868][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.547021][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.547167][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.547311][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.547457][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.547603][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.547755][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.547949][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.548175][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.548351][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.548497][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.548643][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.548797][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.548947][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.549137][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.549287][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.549499][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.549655][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.549811][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.549991][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.550223][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.550445][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.550673][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.550926][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.551125][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.551301][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.551449][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.551634][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.551792][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.551953][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.552114][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.552271][  T186]  ? 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))
[   10.552420][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.552587][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.552770][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.552937][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.553089][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.553236][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.553385][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.553537][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.553723][  T186] RIP: 0033:0x7fc7c695408e
[   10.553898][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.554426][  T186] RSP: 002b:00007fffe81903e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.554659][  T186] RAX: ffffffffffffffda RBX: 00007fffe8190b78 RCX: 00007fc7c695408e
[   10.554884][  T186] RDX: 0000000000000000 RSI: 00007fffe8190490 RDI: 0000000000000005
[   10.555098][  T186] RBP: 00007fffe81903f0 R08: 0000000000000000 R09: 0000000000000000
[   10.555328][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca3b
[   10.555601][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe8190b50
| [   10.566216][  T186] ------------[ cut here ]------------
| [   10.566399][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.566661][  T186] Modules linked in: veth
| [   10.567146][  T186] Tainted: [W]=WARN
[   10.567255][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.567446][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.567631][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.568187][  T186] RSP: 0018:ffa00000005671b0 EFLAGS: 00010286
[   10.568363][  T186] RAX: 00000000ffffffa6 RBX: ff110000059b9000 RCX: 1ff40000000acdfc
[   10.568571][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000059b90b8
[   10.568846][  T186] RBP: ff11000005031000 R08: 1fe2200000b37218 R09: ff11000001f38b80
[   10.569052][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.569258][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.569471][  T186] FS:  00007fc7c671a840(0000) GS:ff1100007af30000(0000) knlGS:0000000000000000
[   10.569723][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.569920][  T186] CR2: 00007fc7c6a81f6d CR3: 0000000008ef7004 CR4: 0000000000771ef0
[   10.570127][  T186] PKRU: 55555554
[   10.570231][  T186] Call Trace:
[   10.570350][  T186]  <TASK>
[   10.570434][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.570587][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.570710][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.570851][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.570991][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.571133][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.571277][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.571413][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.571565][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.571707][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.571863][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.572007][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.572147][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.572286][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.572425][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.572570][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.572712][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.572850][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.572992][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.573128][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.573265][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.573402][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.573549][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.573685][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.573847][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.573984][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.574122][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.574258][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.574399][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.574548][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.574686][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.574830][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.574969][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.575128][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.575268][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.575406][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.575547][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.575839][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.575999][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.576135][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.576305][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.576446][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.576592][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.576734][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.576903][  T186]  ? 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))
[   10.577073][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.577214][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.577355][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.577499][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.577637][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.577778][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.577919][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.578060][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.578231][  T186] RIP: 0033:0x7fc7c695408e
[   10.578375][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.578877][  T186] RSP: 002b:00007fffe81903e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.579088][  T186] RAX: ffffffffffffffda RBX: 00007fffe8190b78 RCX: 00007fc7c695408e
[   10.579317][  T186] RDX: 0000000000000000 RSI: 00007fffe8190490 RDI: 0000000000000005
[   10.579596][  T186] RBP: 00007fffe81903f0 R08: 0000000000000000 R09: 0000000000000000
[   10.579806][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca3b
[   10.580012][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe8190b50
| [   10.738512][  T192] ------------[ cut here ]------------
| [   10.738708][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [   10.738970][  T192] Modules linked in: veth
| [   10.739381][  T192] Tainted: [W]=WARN
[   10.739495][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.739678][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.739888][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.740418][  T192] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[   10.740608][  T192] RAX: 00000000ffffffa6 RBX: ff110000092e6040 RCX: 1ff400000011cd8c
[   10.740832][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092e60f8
[   10.741063][  T192] RBP: ff11000005b59000 R08: 1fe220000125cc20 R09: ff1100000211ae80
[   10.741278][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.741500][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e7c400
[   10.741722][  T192] FS:  00007f2491bfc840(0000) GS:ff1100007af30000(0000) knlGS:0000000000000000
[   10.741981][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.742164][  T192] CR2: 000000000042ebe0 CR3: 0000000004dfc002 CR4: 0000000000771ef0
[   10.742387][  T192] PKRU: 55555554
[   10.742502][  T192] Call Trace:
[   10.742610][  T192]  <TASK>
[   10.742686][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.742970][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.743080][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.743259][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.743408][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.743586][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.743738][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.743885][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.744085][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.744265][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.744411][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.744585][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.744741][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.744888][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.745101][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[   10.745257][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.745444][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.745600][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.745755][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.745929][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.746080][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.746226][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.746372][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.746529][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.746675][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.746823][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.746972][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.747114][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.747260][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.747406][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.747554][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.747700][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.747846][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.747990][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.748146][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.748293][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.748438][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.748589][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.748737][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.748884][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.749029][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.749179][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.749320][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.749471][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.749618][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.749768][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.749919][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.750061][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.750209][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.750355][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.750503][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.750648][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.750798][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.750945][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.751097][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.751242][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.751394][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.751576][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.751729][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.751874][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.752016][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.752169][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.752318][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.752468][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.752621][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.752778][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.752924][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.753068][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.753218][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.753364][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.753577][  T192] RIP: 0033:0x7f2491e3608e
[   10.753738][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.754277][  T192] RSP: 002b:00007ffc216a0c50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.754507][  T192] RAX: ffffffffffffffda RBX: 00007ffc216a13e8 RCX: 00007f2491e3608e
[   10.754741][  T192] RDX: 0000000000000000 RSI: 00007ffc216a0d00 RDI: 0000000000000005
[   10.754964][  T192] RBP: 00007ffc216a0c60 R08: 0000000000000000 R09: 0000000000000000
[   10.755180][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca3c
[   10.755397][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc216a13c0
| [   10.767661][  T192] ------------[ cut here ]------------
| [   10.768037][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [   10.768424][  T192] Modules linked in: veth
| [   10.768999][  T192] Tainted: [W]=WARN
[   10.769107][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.769321][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.769546][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.770071][  T192] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[   10.770251][  T192] RAX: 00000000ffffffa6 RBX: ff1100000b1d2c80 RCX: 1ff400000011cdfc
[   10.770472][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1d2d38
[   10.770727][  T192] RBP: ff11000008661000 R08: 1fe220000163a5a8 R09: ff1100000211ae80
[   10.770948][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.771171][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.771399][  T192] FS:  00007f2491bfc840(0000) GS:ff1100007af30000(0000) knlGS:0000000000000000
[   10.771674][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.771870][  T192] CR2: 000000000042ebe0 CR3: 0000000004dfc002 CR4: 0000000000771ef0
[   10.772091][  T192] PKRU: 55555554
[   10.772202][  T192] Call Trace:
[   10.772311][  T192]  <TASK>
[   10.772387][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.772539][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.772646][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.772794][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.772939][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.773078][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.773223][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.773367][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.773523][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.773671][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.773818][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.773969][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.774113][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.774257][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.774399][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.774550][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.774697][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.774838][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.774987][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.775132][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.775274][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.775421][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.775571][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.775723][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.775874][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.776018][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.776163][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.776305][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.776446][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.776595][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.776739][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.776883][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.777028][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.777170][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.777313][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.777462][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.777610][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.777763][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.777907][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.778046][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.778219][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.778363][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.778506][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.778654][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.778809][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.778956][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.779097][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.779241][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.779384][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.779551][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.779696][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.779837][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.779980][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.780156][  T192] RIP: 0033:0x7f2491e3608e
[   10.780306][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.780821][  T192] RSP: 002b:00007ffc216a0c50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.781036][  T192] RAX: ffffffffffffffda RBX: 00007ffc216a13e8 RCX: 00007f2491e3608e
[   10.781244][  T192] RDX: 0000000000000000 RSI: 00007ffc216a0d00 RDI: 0000000000000005
[   10.781461][  T192] RBP: 00007ffc216a0c60 R08: 0000000000000000 R09: 0000000000000000
[   10.781688][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ca3c


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