======================================
| xx__-> [   10.068653][  T187] ------------[ cut here ]------------
| [   10.068877][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [   10.069264][  T187] Modules linked in: veth
| [   10.069824][  T187] Tainted: [W]=WARN
[   10.069944][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.070133][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.070329][  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
[   10.070867][  T187] RSP: 0018:ffa0000000856e30 EFLAGS: 00010286
[   10.071061][  T187] RAX: 00000000ffffffa6 RBX: ff11000009fb7e00 RCX: 1ff400000010ad8c
[   10.071282][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fb7eb8
[   10.071551][  T187] RBP: ff11000009ce4000 R08: 1fe22000013f6fd8 R09: ff1100000c5d2e80
[   10.071815][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.072044][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bdf2e00
[   10.072264][  T187] FS:  00007f8e70022840(0000) GS:ff110000a7730000(0000) knlGS:0000000000000000
[   10.072529][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.072720][  T187] CR2: 000000000042ebe0 CR3: 0000000004dbf004 CR4: 0000000000771ef0
[   10.072950][  T187] PKRU: 55555554
[   10.073062][  T187] Call Trace:
[   10.073172][  T187]  <TASK>
[   10.073248][  T187]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[   10.073398][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.073553][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.073666][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.073820][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.073974][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.074221][  T187]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.074368][  T187]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.074520][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.074667][  T187]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   10.074956][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.075113][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.075263][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[   10.075416][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.075699][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.075853][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.076007][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.076173][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.076319][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.076475][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.076626][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.076780][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.076941][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.077093][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.077240][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.077387][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.077548][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.077701][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.077854][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.078009][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.078159][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.078307][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.078458][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.078614][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.078770][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.078922][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.079073][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.079222][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.079368][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.079524][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.079670][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.079824][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.079975][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.080124][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.080277][  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))
[   10.080429][  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))
[   10.080579][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.080729][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.080881][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.081039][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.081191][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.081340][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.081492][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.081643][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.081792][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.081978][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.082134][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.082281][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.082433][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.082693][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.082946][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.083095][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.083242][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.083394][  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)
[   10.083547][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.083697][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.083848][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.084001][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.084149][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.084297][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.084484][  T187] RIP: 0033:0x7f8e7025c08e
[   10.084644][  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
[   10.085490][  T187] RSP: 002b:00007ffc91751500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.085718][  T187] RAX: ffffffffffffffda RBX: 00007ffc91751c98 RCX: 00007f8e7025c08e
[   10.086048][  T187] RDX: 0000000000000000 RSI: 00007ffc917515b0 RDI: 0000000000000005
[   10.086268][  T187] RBP: 00007ffc91751510 R08: 0000000000000000 R09: 0000000000000000
[   10.086595][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c741
[   10.086821][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc91751c70
| [   10.097974][  T187] ------------[ cut here ]------------
| [   10.098174][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/187
| [   10.098503][  T187] Modules linked in: veth
| [   10.098918][  T187] Tainted: [W]=WARN
[   10.099029][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.099209][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.099397][  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
[   10.099916][  T187] RSP: 0018:ffa00000008571b0 EFLAGS: 00010286
[   10.100095][  T187] RAX: 00000000ffffffa6 RBX: ff1100000a8a9a80 RCX: 1ff400000010adfc
[   10.100304][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a8a9b38
[   10.100518][  T187] RBP: ff11000009cdc000 R08: 1fe2200001515368 R09: ff1100000c5d2e80
[   10.100726][  T187] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.100939][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.101145][  T187] FS:  00007f8e70022840(0000) GS:ff110000a75b0000(0000) knlGS:0000000000000000
[   10.101384][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.101564][  T187] CR2: 00007fc988d3c808 CR3: 0000000004dbf002 CR4: 0000000000771ef0
[   10.101778][  T187] PKRU: 55555554
[   10.101891][  T187] Call Trace:
[   10.101997][  T187]  <TASK>
[   10.102070][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.102212][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.102319][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.102464][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.102604][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.102740][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.102885][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.103031][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.103170][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.103307][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.103451][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.103596][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.103765][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.103914][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.104064][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.104205][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.104346][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.104485][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.104627][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.104770][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.104913][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.105056][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.105195][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.105335][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.105484][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.105622][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.105767][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.105911][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.106053][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.106193][  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))
[   10.106329][  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))
[   10.106475][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.106617][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.106757][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.106905][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.107047][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.107193][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.107339][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.107486][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.107627][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.107802][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.107951][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.108091][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.108231][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.108388][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.108541][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.108688][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.108827][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.108972][  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)
[   10.109115][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.109256][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.109398][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.109545][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.109690][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.109833][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.110009][  T187] RIP: 0033:0x7f8e7025c08e
[   10.110156][  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
[   10.110659][  T187] RSP: 002b:00007ffc91751500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.110871][  T187] RAX: ffffffffffffffda RBX: 00007ffc91751c98 RCX: 00007f8e7025c08e
[   10.111088][  T187] RDX: 0000000000000000 RSI: 00007ffc917515b0 RDI: 0000000000000005
[   10.111295][  T187] RBP: 00007ffc91751510 R08: 0000000000000000 R09: 0000000000000000
[   10.111508][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c741
[   10.111717][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc91751c70
| [   10.246898][  T192] ------------[ cut here ]------------
| [   10.247086][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [   10.247340][  T192] Modules linked in: veth
| [   10.247776][  T192] Tainted: [W]=WARN
[   10.247886][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.248073][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.248263][  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
[   10.248781][  T192] RSP: 0018:ffa0000000636e30 EFLAGS: 00010286
[   10.248967][  T192] RAX: 00000000ffffffa6 RBX: ff1100000ab8a3c0 RCX: 1ff40000000c6d8c
[   10.249181][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ab8a478
[   10.249396][  T192] RBP: ff110000087a9000 R08: 1fe2200001571490 R09: ff1100000a808b80
[   10.249613][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.249825][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bde4780
[   10.250044][  T192] FS:  00007f17ab070840(0000) GS:ff110000a7730000(0000) knlGS:0000000000000000
[   10.250297][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.250483][  T192] CR2: 000000000042ebe0 CR3: 0000000009f4a003 CR4: 0000000000771ef0
[   10.250696][  T192] PKRU: 55555554
[   10.250807][  T192] Call Trace:
[   10.250918][  T192]  <TASK>
[   10.250992][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.251136][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.251245][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.251427][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.251569][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.251709][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.251854][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.252004][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.252148][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.252293][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.252442][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.252586][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.252727][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.252872][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.253023][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[   10.253171][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.253347][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.253495][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.253636][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.253798][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.253945][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.254089][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.254231][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.254376][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.254524][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.254666][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.254811][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.254958][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.255106][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.255253][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.255397][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.255545][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.255691][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.255837][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.255983][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.256129][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.256274][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.256419][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.256561][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.256701][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.256844][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.256993][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.257134][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.257277][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.257422][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.257564][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.257712][  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))
[   10.257857][  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))
[   10.258004][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.258145][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.258289][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.258436][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.258590][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.258732][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.258883][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.259032][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.259174][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.259349][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.259501][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.259642][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.259787][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.259946][  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))
[   10.260091][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.260234][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.260379][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.260525][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.260667][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.260813][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.260963][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.261106][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.261282][  T192] RIP: 0033:0x7f17ab2aa08e
[   10.261436][  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
[   10.261939][  T192] RSP: 002b:00007ffeedbc3220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.262156][  T192] RAX: ffffffffffffffda RBX: 00007ffeedbc39b8 RCX: 00007f17ab2aa08e
[   10.262366][  T192] RDX: 0000000000000000 RSI: 00007ffeedbc32d0 RDI: 0000000000000005
[   10.262583][  T192] RBP: 00007ffeedbc3230 R08: 0000000000000000 R09: 0000000000000000
[   10.262796][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c741
[   10.263016][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeedbc3990
| [   10.270863][  T192] ------------[ cut here ]------------
| [   10.271021][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [   10.271263][  T192] Modules linked in: veth
| [   10.272234][  T192] Tainted: [W]=WARN
[   10.272341][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.272574][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.272763][  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
[   10.273265][  T192] RSP: 0018:ffa00000006371b0 EFLAGS: 00010286
[   10.273504][  T192] RAX: 00000000ffffffa6 RBX: ff1100000d6311c0 RCX: 1ff40000000c6dfc
[   10.273718][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d631278
[   10.273936][  T192] RBP: ff110000083d1000 R08: 1fe2200001ac6250 R09: ff1100000a808b80
[   10.274148][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.274356][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.274627][  T192] FS:  00007f17ab070840(0000) GS:ff110000a7730000(0000) knlGS:0000000000000000
[   10.274878][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.275060][  T192] CR2: 000000000042ebe0 CR3: 0000000009f4a003 CR4: 0000000000771ef0
[   10.275269][  T192] PKRU: 55555554
[   10.275375][  T192] Call Trace:
[   10.275536][  T192]  <TASK>
[   10.275612][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.275757][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.275863][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.276009][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.276149][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.276288][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.276488][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.276686][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.276828][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.276970][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.277110][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.277255][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.277399][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.277608][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.277752][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.277899][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.278039][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.278177][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.278329][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.278528][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.278671][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.278811][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.278957][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.279098][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.279239][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.279378][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.279576][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.279721][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.279862][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.280011][  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))
[   10.280150][  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))
[   10.280291][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.280492][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.280631][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.280777][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.280924][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.281067][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.281208][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.281348][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.281726][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.281906][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.282054][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.282193][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.282330][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.282539][  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))
[   10.282684][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.283025][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.283260][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.283399][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.283599][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.283736][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.283877][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.284202][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.284372][  T192] RIP: 0033:0x7f17ab2aa08e
[   10.284576][  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
[   10.285077][  T192] RSP: 002b:00007ffeedbc3220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.285284][  T192] RAX: ffffffffffffffda RBX: 00007ffeedbc39b8 RCX: 00007f17ab2aa08e
[   10.285548][  T192] RDX: 0000000000000000 RSI: 00007ffeedbc32d0 RDI: 0000000000000005
[   10.285853][  T192] RBP: 00007ffeedbc3230 R08: 0000000000000000 R09: 0000000000000000
[   10.286069][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c741


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