======================================
| xx__-> [    9.353237][  T185] ------------[ cut here ]------------
| [    9.353479][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    9.353830][  T185] Modules linked in: veth
| [    9.354361][  T185] Tainted: [W]=WARN
[    9.354472][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.354651][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.354842][  T185] 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
[    9.355415][  T185] RSP: 0018:ffa0000000856e30 EFLAGS: 00010286
[    9.355598][  T185] RAX: 00000000ffffffa6 RBX: ff110000051e2e40 RCX: 1ff400000010ad8c
[    9.355812][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051e2ef8
[    9.356026][  T185] RBP: ff110000086a4000 R08: 1fe2200000a3c5e0 R09: ff1100000cf2ae80
[    9.356242][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.356509][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009ebe380
[    9.356724][  T185] FS:  00007ffbf1b90840(0000) GS:ff1100009d330000(0000) knlGS:0000000000000000
[    9.356978][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.357262][  T185] CR2: 000000000042ebe0 CR3: 0000000008f64006 CR4: 0000000000771ef0
[    9.357580][  T185] PKRU: 55555554
[    9.357687][  T185] Call Trace:
[    9.357794][  T185]  <TASK>
[    9.357965][  T185]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.358243][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.358493][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.358601][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.358746][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.358993][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.359237][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.359390][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.359530][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.359675][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.359817][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.359959][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.360103][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.360251][  T185]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.360405][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.360647][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.360822][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.360963][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.361104][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.361277][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.361426][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.361569][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.361709][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.361854][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.361995][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.362137][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.362290][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.362436][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.362585][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.362731][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.362970][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.363113][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.363259][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.363408][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.363550][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.363696][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.363838][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.363979][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.364121][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.364371][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.364513][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.364657][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.364799][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.364942][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.365179][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.365337][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.365482][  T185]  ? 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))
[    9.365718][  T185]  ? 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))
[    9.365861][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.366003][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.366241][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.366395][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.366538][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.366682][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.366826][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.367064][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.367205][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.367397][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.367544][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.367779][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.367920][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.368075][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.368320][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.368560][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.368704][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.368848][  T185]  ? 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)
[    9.369084][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.369225][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.369389][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.369528][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.369673][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.369818][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.369994][  T185] RIP: 0033:0x7ffbf1dca08e
[    9.370142][  T185] 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
[    9.370758][  T185] RSP: 002b:00007ffcaf3eeed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.370975][  T185] RAX: ffffffffffffffda RBX: 00007ffcaf3ef668 RCX: 00007ffbf1dca08e
[    9.371292][  T185] RDX: 0000000000000000 RSI: 00007ffcaf3eef80 RDI: 0000000000000005
[    9.371604][  T185] RBP: 00007ffcaf3eeee0 R08: 0000000000000000 R09: 0000000000000000
[    9.371817][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9b5
[    9.372124][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaf3ef640
| [    9.388595][  T185] ------------[ cut here ]------------
| [    9.388752][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    9.388993][  T185] Modules linked in: veth
| [    9.389428][  T185] Tainted: [W]=WARN
[    9.389534][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.389711][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.389891][  T185] 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
[    9.390395][  T185] RSP: 0018:ffa00000008571b0 EFLAGS: 00010286
[    9.390573][  T185] RAX: 00000000ffffffa6 RBX: ff11000009347c40 RCX: 1ff400000010adfc
[    9.390783][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009347cf8
[    9.390989][  T185] RBP: ff1100000865c000 R08: 1fe2200001268fa0 R09: ff1100000cf2ae80
[    9.391196][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.391416][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.391625][  T185] FS:  00007ffbf1b90840(0000) GS:ff1100009d330000(0000) knlGS:0000000000000000
[    9.391867][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.392041][  T185] CR2: 000000000042ebe0 CR3: 0000000008f64006 CR4: 0000000000771ef0
[    9.392253][  T185] PKRU: 55555554
[    9.392367][  T185] Call Trace:
[    9.392472][  T185]  <TASK>
[    9.392544][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.392685][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.392790][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.392928][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.393067][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.393204][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.393358][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.393499][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.393638][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.393775][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.393913][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.394055][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.394195][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.394348][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.394488][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.394628][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.394766][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.394903][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.395045][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.395184][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.395341][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.395486][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.395625][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.395762][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.395902][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.396038][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.396176][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.396322][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.396465][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.396604][  T185]  ? 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))
[    9.396743][  T185]  ? 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))
[    9.396881][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.397018][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.397157][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.397315][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.397460][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.397597][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.397739][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.397879][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.398015][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.398186][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    9.398344][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.398481][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.398619][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.398770][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.398911][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.399048][  T185]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.399184][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.399339][  T185]  ? 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)
[    9.399478][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.399618][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.399761][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.399898][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.400037][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.400177][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.400362][  T185] RIP: 0033:0x7ffbf1dca08e
[    9.400508][  T185] 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
[    9.400998][  T185] RSP: 002b:00007ffcaf3eeed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.401203][  T185] RAX: ffffffffffffffda RBX: 00007ffcaf3ef668 RCX: 00007ffbf1dca08e
[    9.401418][  T185] RDX: 0000000000000000 RSI: 00007ffcaf3eef80 RDI: 0000000000000005
[    9.401624][  T185] RBP: 00007ffcaf3eeee0 R08: 0000000000000000 R09: 0000000000000000
[    9.401831][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9b5
[    9.402035][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcaf3ef640
| [    9.567511][  T193] ------------[ cut here ]------------
| [    9.567701][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/193
| [    9.567959][  T193] Modules linked in: veth
| [    9.568403][  T193] Tainted: [W]=WARN
[    9.568518][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.568698][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.568890][  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
[    9.569422][  T193] RSP: 0018:ffa00000005d6e30 EFLAGS: 00010286
[    9.569607][  T193] RAX: 00000000ffffffa6 RBX: ff1100000b04d700 RCX: 1ff40000000bad8c
[    9.569824][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b04d7b8
[    9.570039][  T193] RBP: ff11000007c31000 R08: 1fe2200001609af8 R09: ff1100000ca82e80
[    9.570311][  T193] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.570531][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bd9cb00
[    9.570746][  T193] FS:  00007f662ab22840(0000) GS:ff1100009d230000(0000) knlGS:0000000000000000
[    9.570995][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.571177][  T193] CR2: 00007f13886a9d80 CR3: 00000000053dc001 CR4: 0000000000771ef0
[    9.571410][  T193] PKRU: 55555554
[    9.571517][  T193] Call Trace:
[    9.571622][  T193]  <TASK>
[    9.571696][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.571839][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.571946][  T193]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.572124][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.572283][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.572431][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.572573][  T193]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.572715][  T193]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.572859][  T193]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.573004][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.573149][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.573304][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.573451][  T193]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.573595][  T193]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.573743][  T193] veth_newlink (drivers/net/veth.c:1871) veth
[    9.573888][  T193]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.574064][  T193]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.574207][  T193]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.574366][  T193]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.574528][  T193]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.574672][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.574816][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.574957][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.575101][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.575247][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.575404][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.575548][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.575688][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.575836][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.575982][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.576125][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.576276][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.576425][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.576570][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.576712][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.576859][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.577002][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.577144][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.577300][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.577447][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.577590][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.577734][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.577878][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.578024][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.578168][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.578320][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.578474][  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))
[    9.578617][  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))
[    9.578761][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.578906][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.579049][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.579192][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.579352][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.579497][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.579644][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.579788][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.579931][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.580109][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.580260][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.580413][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.580555][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.580707][  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))
[    9.580852][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.581000][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.581148][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.581302][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.581448][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.581590][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.581736][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.581878][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.582056][  T193] RIP: 0033:0x7f662ad5c08e
[    9.582209][  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
[    9.582731][  T193] RSP: 002b:00007ffc04392160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.582949][  T193] RAX: ffffffffffffffda RBX: 00007ffc043928f8 RCX: 00007f662ad5c08e
[    9.583163][  T193] RDX: 0000000000000000 RSI: 00007ffc04392210 RDI: 0000000000000005
[    9.583392][  T193] RBP: 00007ffc04392170 R08: 0000000000000000 R09: 0000000000000000
[    9.583605][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9b5
[    9.583817][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc043928d0
| [    9.619067][  T193] ------------[ cut here ]------------
| [    9.619244][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [    9.619505][  T193] Modules linked in: veth
| [    9.619949][  T193] Tainted: [W]=WARN
[    9.620054][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.620233][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.620424][  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
[    9.620919][  T193] RSP: 0018:ffa00000005d71b0 EFLAGS: 00010286
[    9.621095][  T193] RAX: 00000000ffffffa6 RBX: ff1100000ccbf1c0 RCX: 1ff40000000badfc
[    9.621310][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ccbf278
[    9.621519][  T193] RBP: ff11000008841000 R08: 1fe2200001997e50 R09: ff1100000ca82e80
[    9.621724][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.621931][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.622137][  T193] FS:  00007f662ab22840(0000) GS:ff1100009d330000(0000) knlGS:0000000000000000
[    9.622394][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.622570][  T193] CR2: 000055a78d1480b8 CR3: 00000000053dc004 CR4: 0000000000771ef0
[    9.622778][  T193] PKRU: 55555554
[    9.622881][  T193] Call Trace:
[    9.622984][  T193]  <TASK>
[    9.623056][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.623197][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.623313][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.623456][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.623594][  T193]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.623731][  T193]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.623872][  T193]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.624011][  T193]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.624150][  T193]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.624360][  T193]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.624495][  T193]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.624639][  T193]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.624782][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.624922][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.625059][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.625198][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.625402][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.625594][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.625738][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.625874][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.626012][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.626150][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.626352][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.626490][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.626627][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.626765][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.626908][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.627048][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.627237][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.627390][  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))
[    9.627525][  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))
[    9.627698][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.627836][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.627973][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.628113][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.628304][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.628448][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.628588][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.628729][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.628868][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.629036][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.629178][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.629327][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.629469][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.629618][  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))
[    9.629756][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.629893][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.630034][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.630172][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.630319][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.630459][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.630599][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.630736][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.630904][  T193] RIP: 0033:0x7f662ad5c08e
[    9.631048][  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
[    9.631549][  T193] RSP: 002b:00007ffc04392160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.631797][  T193] RAX: ffffffffffffffda RBX: 00007ffc043928f8 RCX: 00007f662ad5c08e
[    9.632004][  T193] RDX: 0000000000000000 RSI: 00007ffc04392210 RDI: 0000000000000005
[    9.632206][  T193] RBP: 00007ffc04392170 R08: 0000000000000000 R09: 0000000000000000
[    9.632432][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c9b5


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