======================================
| xx__-> [    9.277187][  T186] ------------[ cut here ]------------
| [    9.277409][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.277715][  T186] Modules linked in: veth
| [    9.278157][  T186] Tainted: [W]=WARN
[    9.278274][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.278464][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.278665][  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
[    9.279235][  T186] RSP: 0018:ffa00000008b6e30 EFLAGS: 00010286
[    9.279421][  T186] RAX: 00000000ffffffa6 RBX: ff1100000ad9da80 RCX: 1ff4000000116d8c
[    9.279677][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ad9db38
[    9.279899][  T186] RBP: ff1100000a0cc000 R08: 1fe22000015b3b68 R09: ff1100000e80ae80
[    9.280118][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.280344][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b3c3880
[    9.280571][  T186] FS:  00007f0b3183f840(0000) GS:ff11000080db0000(0000) knlGS:0000000000000000
[    9.280839][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.281025][  T186] CR2: 000000000042ebe0 CR3: 000000000ced6003 CR4: 0000000000771ef0
[    9.281353][  T186] PKRU: 55555554
[    9.281468][  T186] Call Trace:
[    9.281575][  T186]  <TASK>
[    9.281660][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.281845][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.282091][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.282201][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.282353][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.282503][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.282656][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.282804][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.282947][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.283112][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.283266][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.283412][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.283590][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.283741][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.283889][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.284039][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.284324][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.284477][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.284724][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.284887][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.285034][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.285300][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.285549][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.285799][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.286045][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.286192][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.286343][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.286494][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.286649][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.286801][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.286948][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.287093][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.287341][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.287588][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.287736][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.287983][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.288130][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.288276][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.288421][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.288571][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.288720][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.288868][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.289109][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.289358][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.289604][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.289756][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.290001][  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))
[    9.290242][  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))
[    9.290417][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.290567][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.290814][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.290962][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.291304][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.291453][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.291600][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.291846][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.291993][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.292272][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.292422][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.292572][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.292722][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.292977][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.293123][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.293270][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.293412][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.293667][  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)
[    9.293814][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.293962][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.294107][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.294257][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.294402][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.294552][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.294734][  T186] RIP: 0033:0x7f0b31a7908e
[    9.294902][  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
[    9.295600][  T186] RSP: 002b:00007ffd0edaabd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.295928][  T186] RAX: ffffffffffffffda RBX: 00007ffd0edab368 RCX: 00007f0b31a7908e
[    9.296147][  T186] RDX: 0000000000000000 RSI: 00007ffd0edaac80 RDI: 0000000000000005
[    9.296366][  T186] RBP: 00007ffd0edaabe0 R08: 0000000000000000 R09: 0000000000000000
[    9.296688][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7ac
[    9.297003][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0edab340
| [    9.305133][  T186] ------------[ cut here ]------------
| [    9.305296][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.305546][  T186] Modules linked in: veth
| [    9.306506][  T186] Tainted: [W]=WARN
[    9.306675][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.306847][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.307049][  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
[    9.307549][  T186] RSP: 0018:ffa00000008b71b0 EFLAGS: 00010286
[    9.307784][  T186] RAX: 00000000ffffffa6 RBX: ff1100000ad96200 RCX: 1ff4000000116dfc
[    9.307991][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ad962b8
[    9.308194][  T186] RBP: ff110000095fc000 R08: 1fe22000015b2c58 R09: ff1100000e80ae80
[    9.308411][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.308679][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.308886][  T186] FS:  00007f0b3183f840(0000) GS:ff11000080db0000(0000) knlGS:0000000000000000
[    9.309127][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.309306][  T186] CR2: 000000000042ebe0 CR3: 000000000ced6003 CR4: 0000000000771ef0
[    9.309518][  T186] PKRU: 55555554
[    9.309679][  T186] Call Trace:
[    9.309781][  T186]  <TASK>
[    9.309852][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.309993][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.310098][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.310240][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.310383][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.310562][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.310762][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.310903][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.311041][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.311178][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.311322][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.311476][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.311685][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.311825][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.311963][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.312101][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.312241][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.312378][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.312534][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.312733][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.312873][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.313012][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.313151][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.313293][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.313438][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.313574][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.313776][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.313913][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.314053][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.314193][  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))
[    9.314372][  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))
[    9.314515][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.314713][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.314946][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.315087][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.315238][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.315476][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.315674][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.315813][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.316133][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.316306][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.316455][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.316592][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.316796][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.317039][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.317175][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.317318][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.317459][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.317609][  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)
[    9.317812][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.318042][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.318180][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.318323][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.318473][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.318670][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.318845][  T186] RIP: 0033:0x7f0b31a7908e
[    9.318990][  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
[    9.319482][  T186] RSP: 002b:00007ffd0edaabd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.319843][  T186] RAX: ffffffffffffffda RBX: 00007ffd0edab368 RCX: 00007f0b31a7908e
[    9.320164][  T186] RDX: 0000000000000000 RSI: 00007ffd0edaac80 RDI: 0000000000000005
[    9.320371][  T186] RBP: 00007ffd0edaabe0 R08: 0000000000000000 R09: 0000000000000000
[    9.320580][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7ac
[    9.320849][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0edab340
| [    9.527294][  T193] ------------[ cut here ]------------
| [    9.527492][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
| [    9.527756][  T193] Modules linked in: veth
| [    9.528162][  T193] Tainted: [W]=WARN
[    9.528273][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.528459][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.528657][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.529189][  T193] RSP: 0018:ffa0000000676e30 EFLAGS: 00010286
[    9.529376][  T193] RAX: 00000000ffffffa6 RBX: ff110000090d9700 RCX: 1ff40000000ced8c
[    9.529597][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090d97b8
[    9.529819][  T193] RBP: ff1100000bc0c000 R08: 1fe220000121b2f8 R09: ff1100000c7d2e80
[    9.530035][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.530264][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004bf1580
[    9.530482][  T193] FS:  00007fc081135840(0000) GS:ff11000080db0000(0000) knlGS:0000000000000000
[    9.530735][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.530912][  T193] CR2: 000000000042ebe0 CR3: 000000000c42b005 CR4: 0000000000771ef0
[    9.531130][  T193] PKRU: 55555554
[    9.531240][  T193] Call Trace:
[    9.531347][  T193]  <TASK>
[    9.531421][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.531574][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.531690][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.531869][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.532014][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.532155][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.532301][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.532445][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.532587][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.532740][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.532885][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.533030][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.533173][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.533322][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.533471][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.533662][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.533841][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.533985][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.534126][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.534289][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.534454][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.534620][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.534761][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.534909][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.535055][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.535198][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.535343][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.535495][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.535646][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.535792][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.535934][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.536077][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.536226][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.536372][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.536519][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.536668][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.536810][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.536951][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.537094][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.537239][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.537380][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.537529][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.537676][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.537819][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.537961][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.538103][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.538253][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.538396][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.538548][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.538708][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.538853][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.538995][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.539135][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.539279][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.539422][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.539569][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.539717][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.539929][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.540077][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.540219][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.540365][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.540525][  T193]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.540679][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.540824][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.540973][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.541114][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.541263][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.541403][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.541548][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.541701][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.541880][  T193] RIP: 0033:0x7fc08136f08e
[    9.542203][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.542729][  T193] RSP: 002b:00007ffd8cb3d9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.542952][  T193] RAX: ffffffffffffffda RBX: 00007ffd8cb3e168 RCX: 00007fc08136f08e
[    9.543161][  T193] RDX: 0000000000000000 RSI: 00007ffd8cb3da80 RDI: 0000000000000005
[    9.543378][  T193] RBP: 00007ffd8cb3d9e0 R08: 0000000000000000 R09: 0000000000000000
[    9.543598][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7ac
[    9.543817][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8cb3e140
| [    9.560196][  T193] ------------[ cut here ]------------
| [    9.560361][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/193
| [    9.560605][  T193] Modules linked in: veth
| [    9.561002][  T193] Tainted: [W]=WARN
[    9.561105][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.561284][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.561469][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.562033][  T193] RSP: 0018:ffa00000006771b0 EFLAGS: 00010286
[    9.562206][  T193] RAX: 00000000ffffffa6 RBX: ff11000002752e40 RCX: 1ff40000000cedfc
[    9.562419][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002752ef8
[    9.562692][  T193] RBP: ff1100000bc09000 R08: 1fe22000004ea5e0 R09: ff1100000c7d2e80
[    9.563003][  T193] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.563207][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.563419][  T193] FS:  00007fc081135840(0000) GS:ff11000080db0000(0000) knlGS:0000000000000000
[    9.563796][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.563975][  T193] CR2: 000000000042ebe0 CR3: 000000000c42b005 CR4: 0000000000771ef0
[    9.564184][  T193] PKRU: 55555554
[    9.564293][  T193] Call Trace:
[    9.564396][  T193]  <TASK>
[    9.564473][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.564682][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.564787][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.564926][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.565065][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.565201][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.565341][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.565483][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.565634][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.565771][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.565923][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.566065][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.566206][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.566348][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.566490][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.566631][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.566767][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.566903][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.567042][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.567180][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.567322][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.567464][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.567601][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.567745][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.567883][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.568019][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.568158][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.568302][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.568443][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.568583][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.568725][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.568865][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.569003][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.569139][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.569280][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.569420][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.569567][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.569715][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.569854][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.569991][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.570178][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.570328][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.570471][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.570607][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.570759][  T193]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.570899][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.571038][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.571178][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.571322][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.571471][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.571608][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.571751][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.571889][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.572058][  T193] RIP: 0033:0x7fc08136f08e
[    9.572201][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.572719][  T193] RSP: 002b:00007ffd8cb3d9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.572926][  T193] RAX: ffffffffffffffda RBX: 00007ffd8cb3e168 RCX: 00007fc08136f08e
[    9.573129][  T193] RDX: 0000000000000000 RSI: 00007ffd8cb3da80 RDI: 0000000000000005
[    9.573336][  T193] RBP: 00007ffd8cb3d9e0 R08: 0000000000000000 R09: 0000000000000000
[    9.573546][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7ac


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