======================================
| xx__-> [   10.226071][  T186] ------------[ cut here ]------------
| [   10.226303][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.226662][  T186] Modules linked in: veth
| [   10.227148][  T186] Tainted: [W]=WARN
[   10.227257][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.227435][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.227623][  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
[   10.228242][  T186] RSP: 0018:ffa0000000586e30 EFLAGS: 00010286
[   10.228426][  T186] RAX: 00000000ffffffa6 RBX: ff1100000b3cda80 RCX: 1ff40000000b0d8c
[   10.228640][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3cdb38
[   10.228943][  T186] RBP: ff1100000245c000 R08: 1fe2200001679b68 R09: ff1100000cc02e80
[   10.229154][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.229381][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005e18e80
[   10.229598][  T186] FS:  00007f20b8daf840(0000) GS:ff11000081130000(0000) knlGS:0000000000000000
[   10.229876][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.230057][  T186] CR2: 000000000042ebe0 CR3: 000000000b9f2002 CR4: 0000000000771ef0
[   10.230270][  T186] PKRU: 55555554
[   10.230382][  T186] Call Trace:
[   10.230524][  T186]  <TASK>
[   10.230599][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.230792][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.230942][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.231055][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.231202][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.231344][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.231486][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.231628][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.231779][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.231924][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.232069][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.232233][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.232395][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.232541][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.232688][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[   10.232837][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.233026][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.233169][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.233310][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.233466][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.233610][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.233763][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.233902][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.234050][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.234191][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.234333][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.234473][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.234617][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.234774][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.234917][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.235062][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.235203][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.235346][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.235524][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.235666][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.235826][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.235972][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.236113][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.236255][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.236399][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.236581][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.236762][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.236924][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.237070][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.237212][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.237369][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.237518][  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))
[   10.237659][  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))
[   10.237813][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.237959][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.238100][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.238241][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.238382][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.238526][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.238677][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.238838][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.238980][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.239154][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.239301][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.239443][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.239587][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.239751][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.239892][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.240037][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.240176][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.240318][  T186]  ? 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)
[   10.240459][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.240604][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.240758][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.240900][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.241043][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.241184][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.241370][  T186] RIP: 0033:0x7f20b8fe908e
[   10.241524][  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
[   10.242082][  T186] RSP: 002b:00007ffd72d41740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.242326][  T186] RAX: ffffffffffffffda RBX: 00007ffd72d41ed8 RCX: 00007f20b8fe908e
[   10.242549][  T186] RDX: 0000000000000000 RSI: 00007ffd72d417f0 RDI: 0000000000000005
[   10.242778][  T186] RBP: 00007ffd72d41750 R08: 0000000000000000 R09: 0000000000000000
[   10.243004][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8ae
[   10.243221][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd72d41eb0
| [   10.259210][  T186] ------------[ cut here ]------------
| [   10.259371][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [   10.259619][  T186] Modules linked in: veth
| [   10.260031][  T186] Tainted: [W]=WARN
[   10.260136][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.260306][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.260487][  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
[   10.260985][  T186] RSP: 0018:ffa00000005871b0 EFLAGS: 00010286
[   10.261158][  T186] RAX: 00000000ffffffa6 RBX: ff1100000b253000 RCX: 1ff40000000b0dfc
[   10.261360][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2530b8
[   10.261565][  T186] RBP: ff1100000a2cc000 R08: 1fe220000164a618 R09: ff1100000cc02e80
[   10.261781][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.261988][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.262196][  T186] FS:  00007f20b8daf840(0000) GS:ff11000081130000(0000) knlGS:0000000000000000
[   10.262436][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.262611][  T186] CR2: 000000000042ebe0 CR3: 000000000b9f2002 CR4: 0000000000771ef0
[   10.262830][  T186] PKRU: 55555554
[   10.262932][  T186] Call Trace:
[   10.263037][  T186]  <TASK>
[   10.263108][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.263245][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.263347][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[   10.263484][  T186]  ? netif_change_name (net/core/dev.c:1495)
[   10.263622][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.263829][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.263974][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.264111][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.264247][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.264380][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.264518][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.264658][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.264886][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.265028][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.265163][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.265298][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.265433][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.265571][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.265737][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.265905][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.266044][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.266181][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.266315][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.266451][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.266591][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.266783][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.266920][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.267057][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.267191][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.267337][  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))
[   10.267473][  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))
[   10.267612][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.271754][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.271892][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.272033][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.272170][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.272309][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.272448][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.272586][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.272730][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.272897][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[   10.273038][  T186]  ___sys_sendmsg (net/socket.c:2752)
[   10.273172][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.273307][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.273455][  T186]  __sys_sendmsg (net/socket.c:2784)
[   10.273599][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.273745][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   10.273889][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.274040][  T186]  ? 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)
[   10.274190][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.274333][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.274477][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.274621][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.274775][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.274912][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.275082][  T186] RIP: 0033:0x7f20b8fe908e
[   10.275225][  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
[   10.276054][  T186] RSP: 002b:00007ffd72d41740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.276260][  T186] RAX: ffffffffffffffda RBX: 00007ffd72d41ed8 RCX: 00007f20b8fe908e
[   10.276461][  T186] RDX: 0000000000000000 RSI: 00007ffd72d417f0 RDI: 0000000000000005
[   10.276678][  T186] RBP: 00007ffd72d41750 R08: 0000000000000000 R09: 0000000000000000
[   10.276892][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8ae
[   10.277106][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd72d41eb0
| [   10.406097][  T192] ------------[ cut here ]------------
| [   10.406322][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [   10.406652][  T192] Modules linked in: veth
| [   10.407183][  T192] Tainted: [W]=WARN
[   10.407341][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.407761][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.408009][  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
[   10.408571][  T192] RSP: 0018:ffa00000005d6e30 EFLAGS: 00010286
[   10.408819][  T192] RAX: 00000000ffffffa6 RBX: ff1100000b3feac0 RCX: 1ff40000000bad8c
[   10.409089][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3feb78
[   10.409348][  T192] RBP: ff11000007981000 R08: 1fe220000167fd70 R09: ff1100000ced8b80
[   10.409617][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.409907][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b162000
[   10.410186][  T192] FS:  00007fd15b0bf840(0000) GS:ff110000810b0000(0000) knlGS:0000000000000000
[   10.410483][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.410745][  T192] CR2: 000000000042ebe0 CR3: 0000000004b37005 CR4: 0000000000771ef0
[   10.411023][  T192] PKRU: 55555554
[   10.411185][  T192] Call Trace:
[   10.411345][  T192]  <TASK>
[   10.411469][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.411766][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.411932][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.412166][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.412362][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.412562][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.412784][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   10.413016][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.413225][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.413452][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.413664][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[   10.413907][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.414153][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.414356][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.414557][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.414792][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.414992][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.415189][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.415382][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.415579][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.415796][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.416013][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.416214][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.416419][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.416631][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.416896][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.417097][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.417292][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.417493][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.417700][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.417904][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.418106][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.418306][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.418507][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.418718][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.418927][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.419123][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.419317][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.419510][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.419733][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.419931][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.420127][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.420330][  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))
[   10.420522][  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))
[   10.420758][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.420959][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.421155][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.421352][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.421552][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.421798][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.422014][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.422217][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.422417][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.422658][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.422893][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.423107][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.423307][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.423516][  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))
[   10.423738][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.423939][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.424140][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.424336][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.424532][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.424770][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.424979][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.425179][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.425449][  T192] RIP: 0033:0x7fd15b2f908e
[   10.425717][  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
[   10.426327][  T192] RSP: 002b:00007fffcdbb5b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.426591][  T192] RAX: ffffffffffffffda RBX: 00007fffcdbb62c8 RCX: 00007fd15b2f908e
[   10.426873][  T192] RDX: 0000000000000000 RSI: 00007fffcdbb5be0 RDI: 0000000000000005
[   10.427132][  T192] RBP: 00007fffcdbb5b40 R08: 0000000000000000 R09: 0000000000000000
[   10.427418][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8ae
[   10.427759][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcdbb62a0
| [   10.438477][  T192] ------------[ cut here ]------------
| [   10.439297][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [   10.439749][  T192] Modules linked in: veth
| [   10.440416][  T192] Tainted: [W]=WARN
[   10.440632][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.440949][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.441277][  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
[   10.442083][  T192] RSP: 0018:ffa00000005d71b0 EFLAGS: 00010286
[   10.442366][  T192] RAX: 00000000ffffffa6 RBX: ff11000009070c80 RCX: 1ff40000000badfc
[   10.442712][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009070d38
[   10.443039][  T192] RBP: ff11000005171000 R08: 1fe220000120e1a8 R09: ff1100000ced8b80
[   10.443349][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.443662][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.444002][  T192] FS:  00007fd15b0bf840(0000) GS:ff110000810b0000(0000) knlGS:0000000000000000
[   10.444386][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.444667][  T192] CR2: 000000000042ebe0 CR3: 0000000004b37005 CR4: 0000000000771ef0
[   10.445068][  T192] PKRU: 55555554
[   10.445276][  T192] Call Trace:
[   10.445485][  T192]  <TASK>
[   10.445660][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.445963][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.446208][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.446468][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.446743][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.446991][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.447241][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.447484][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.447753][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.447999][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.448240][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.448490][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.448767][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.449022][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.449275][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.449542][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.449823][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.450075][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.450330][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.450591][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.450864][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.451109][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.451353][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.451626][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.451867][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.452057][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.452252][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.452446][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.452639][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.452852][  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))
[   10.453044][  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))
[   10.453237][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.453429][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.453622][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.453836][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.454035][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.454224][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.454424][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.454630][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.454837][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.455055][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.455244][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.455428][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.455620][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.455836][  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))
[   10.456026][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.456212][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.456402][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.456588][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.456794][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.456983][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.457169][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.457356][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.457689][  T192] RIP: 0033:0x7fd15b2f908e
[   10.457981][  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
[   10.458621][  T192] RSP: 002b:00007fffcdbb5b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.458920][  T192] RAX: ffffffffffffffda RBX: 00007fffcdbb62c8 RCX: 00007fd15b2f908e
[   10.459265][  T192] RDX: 0000000000000000 RSI: 00007fffcdbb5be0 RDI: 0000000000000005
[   10.459518][  T192] RBP: 00007fffcdbb5b40 R08: 0000000000000000 R09: 0000000000000000
[   10.459801][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8ae


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