======================================
| xx__-> [   11.175132][  T187] ------------[ cut here ]------------
| [   11.175476][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [   11.175852][  T187] Modules linked in: veth
| [   11.176470][  T187] Tainted: [W]=WARN
[   11.176650][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.176917][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.177191][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.177759][  T187] RSP: 0018:ffa0000000956e30 EFLAGS: 00010286
[   11.177996][  T187] RAX: 00000000ffffffa6 RBX: ff11000009b9aac0 RCX: 1ff400000012ad8c
[   11.178289][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b9ab78
[   11.178553][  T187] RBP: ff11000007574000 R08: 1fe2200001373570 R09: ff1100000c395180
[   11.178822][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.179086][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009bee700
[   11.179363][  T187] FS:  00007f77080f3840(0000) GS:ff110000aa6b0000(0000) knlGS:0000000000000000
[   11.179697][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.179928][  T187] CR2: 0000556020cd3d50 CR3: 000000000bbdf004 CR4: 0000000000771ef0
[   11.180203][  T187] PKRU: 55555554
[   11.180390][  T187] Call Trace:
[   11.180554][  T187]  <TASK>
[   11.180689][  T187]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.180928][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.181133][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.181310][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.181508][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.181763][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   11.181968][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.182195][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   11.182400][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   11.182592][  T187]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   11.182861][  T187]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   11.183091][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.183293][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.183496][  T187]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.183703][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[   11.183900][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.184126][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.184331][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.184522][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.184738][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.184934][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.185138][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.185374][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.185602][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.185811][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.186005][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.186232][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.186425][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.186622][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.186849][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.187096][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.187327][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.187565][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.187813][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.188036][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.188247][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.188438][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.188629][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.188828][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.189029][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.189244][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.189443][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.189637][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.189892][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.190092][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.190300][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.190560][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.190770][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.190964][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.191206][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.191427][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.191652][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.191871][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.192065][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.192281][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.192478][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.192670][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.193096][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   11.193307][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   11.193499][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.193699][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.193945][  T187]  __sys_sendmsg (net/socket.c:2784)
[   11.194181][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.194374][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   11.194563][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.194762][  T187]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   11.194969][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.195305][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.195510][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.195708][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.195901][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.196093][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.196354][  T187] RIP: 0033:0x7f770832d08e
[   11.196559][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.197243][  T187] RSP: 002b:00007ffed8d07780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.197542][  T187] RAX: ffffffffffffffda RBX: 00007ffed8d07f18 RCX: 00007f770832d08e
[   11.197841][  T187] RDX: 0000000000000000 RSI: 00007ffed8d07830 RDI: 0000000000000005
[   11.198132][  T187] RBP: 00007ffed8d07790 R08: 0000000000000000 R09: 0000000000000000
[   11.198418][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c90a
[   11.198700][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed8d07ef0
| [   11.222173][  T187] ------------[ cut here ]------------
| [   11.222462][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [   11.222784][  T187] Modules linked in: veth
| [   11.223468][  T187] Tainted: [W]=WARN
[   11.223726][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.224019][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.224266][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.224827][  T187] RSP: 0018:ffa00000009571b0 EFLAGS: 00010286
[   11.225083][  T187] RAX: 00000000ffffffa6 RBX: ff11000004bb5540 RCX: 1ff400000012adfc
[   11.225586][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bb55f8
[   11.226109][  T187] RBP: ff1100000a094000 R08: 1fe2200000976ac0 R09: ff1100000c395180
[   11.226510][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.226919][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.227347][  T187] FS:  00007f77080f3840(0000) GS:ff110000aa6b0000(0000) knlGS:0000000000000000
[   11.227795][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.228191][  T187] CR2: 0000556020cd3d50 CR3: 000000000bbdf004 CR4: 0000000000771ef0
[   11.228588][  T187] PKRU: 55555554
[   11.228830][  T187] Call Trace:
[   11.229046][  T187]  <TASK>
[   11.229231][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.229510][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.229742][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   11.230026][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   11.230344][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.230634][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.230939][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.231278][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.231563][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.231842][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.232091][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.232374][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.232639][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.232911][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.233181][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.233441][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.233706][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.233960][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.234243][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.234501][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.234825][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.235109][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.235397][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.235668][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.235953][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.236235][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.236518][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.236802][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.237078][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.237377][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.237640][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.237925][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.238220][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.238496][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.238778][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.239054][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.239345][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.239622][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.239899][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.240186][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.240505][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   11.240798][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   11.241067][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.241350][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.241642][  T187]  __sys_sendmsg (net/socket.c:2784)
[   11.241919][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.242209][  T187]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[   11.242489][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.242794][  T187]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   11.243077][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.243382][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.243663][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.243948][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.244221][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.244484][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.244806][  T187] RIP: 0033:0x7f770832d08e
[   11.245077][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.245898][  T187] RSP: 002b:00007ffed8d07780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.246274][  T187] RAX: ffffffffffffffda RBX: 00007ffed8d07f18 RCX: 00007f770832d08e
[   11.246615][  T187] RDX: 0000000000000000 RSI: 00007ffed8d07830 RDI: 0000000000000005
[   11.246962][  T187] RBP: 00007ffed8d07790 R08: 0000000000000000 R09: 0000000000000000
[   11.247361][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c90a
[   11.247751][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed8d07ef0
| [   11.475614][  T201] ------------[ cut here ]------------
| [   11.475831][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [   11.476090][  T201] Modules linked in: veth
| [   11.476573][  T201] Tainted: [W]=WARN
[   11.476742][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.476952][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.477146][  T201] 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
[   11.477768][  T201] RSP: 0018:ffa0000000706e30 EFLAGS: 00010286
[   11.477958][  T201] RAX: 00000000ffffffa6 RBX: ff1100000516be00 RCX: 1ff40000000e0d8c
[   11.478292][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000516beb8
[   11.478570][  T201] RBP: ff1100000c3f4000 R08: 1fe2200000a2d7d8 R09: ff1100000c07d180
[   11.478795][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.479014][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cdec780
[   11.479268][  T201] FS:  00007fe12f467840(0000) GS:ff110000aa5b0000(0000) knlGS:0000000000000000
[   11.479587][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.479853][  T201] CR2: 000000000042ebe0 CR3: 000000000ad7b004 CR4: 0000000000771ef0
[   11.480074][  T201] PKRU: 55555554
[   11.480243][  T201] Call Trace:
[   11.480397][  T201]  <TASK>
[   11.480472][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.480621][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.480794][  T201]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   11.481053][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[   11.481263][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   11.481477][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.481642][  T201]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.481864][  T201]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.482087][  T201]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   11.482335][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.482566][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.482801][  T201]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.482955][  T201]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.483103][  T201]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.483260][  T201] veth_newlink (drivers/net/veth.c:1871) veth
[   11.483407][  T201]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.483588][  T201]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.483746][  T201]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.483900][  T201]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.484064][  T201]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.484215][  T201]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.484382][  T201]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.484530][  T201]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.484684][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.484835][  T201]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.484980][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.485123][  T201]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.485273][  T201]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.485424][  T201]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.485573][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.485723][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.485868][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.486012][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.486174][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.486318][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.486467][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.486616][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.486813][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.487028][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.487264][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.487475][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.487705][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.487909][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.488056][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.488214][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.488359][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.488507][  T201]  ? 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))
[   11.488653][  T201]  ? 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))
[   11.488802][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.488949][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.489095][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.489247][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.489393][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.489538][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.489693][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.489845][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.489991][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.490183][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   11.490336][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   11.490485][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.490634][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.490800][  T201]  ? 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))
[   11.490948][  T201]  __sys_sendmsg (net/socket.c:2784)
[   11.491101][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.491253][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.491399][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.491546][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.491788][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.491941][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.492087][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.492284][  T201] RIP: 0033:0x7fe12f6a108e
[   11.492445][  T201] 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
[   11.492978][  T201] RSP: 002b:00007fff6fc721a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.493205][  T201] RAX: ffffffffffffffda RBX: 00007fff6fc72938 RCX: 00007fe12f6a108e
[   11.493423][  T201] RDX: 0000000000000000 RSI: 00007fff6fc72250 RDI: 0000000000000005
[   11.493637][  T201] RBP: 00007fff6fc721b0 R08: 0000000000000000 R09: 0000000000000000
[   11.493860][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c90a
[   11.494077][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6fc72910
| [   11.506754][  T201] ------------[ cut here ]------------
| [   11.506951][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [   11.507209][  T201] Modules linked in: veth
| [   11.507607][  T201] Tainted: [W]=WARN
[   11.507748][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.507928][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.508113][  T201] 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
[   11.509236][  T201] RSP: 0018:ffa00000007071b0 EFLAGS: 00010286
[   11.509415][  T201] RAX: 00000000ffffffa6 RBX: ff1100000cfc1700 RCX: 1ff40000000e0dfc
[   11.509622][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cfc17b8
[   11.509836][  T201] RBP: ff1100000c3f1000 R08: 1fe22000019f82f8 R09: ff1100000c07d180
[   11.510045][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.510263][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.510471][  T201] FS:  00007fe12f467840(0000) GS:ff110000aa5b0000(0000) knlGS:0000000000000000
[   11.510721][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.510895][  T201] CR2: 000000000042ebe0 CR3: 000000000ad7b004 CR4: 0000000000771ef0
[   11.511134][  T201] PKRU: 55555554
[   11.511302][  T201] Call Trace:
[   11.511480][  T201]  <TASK>
[   11.511603][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.511861][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.512040][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[   11.512550][  T201]  ? netif_change_name (net/core/dev.c:1495)
[   11.512788][  T201]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.512943][  T201]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.513084][  T201]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.513234][  T201]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.513374][  T201]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.513513][  T201]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.513652][  T201]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.514019][  T201]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.514637][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.514785][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.514927][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.515067][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.515212][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.515351][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.515494][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.515636][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.515787][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.515926][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.516065][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.516216][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.516425][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.516574][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.516765][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.516907][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.517046][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.517196][  T201]  ? 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))
[   11.517337][  T201]  ? 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))
[   11.517490][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.517632][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.517780][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.517920][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.518062][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.518211][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.518356][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.518502][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.518662][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.518842][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[   11.518985][  T201]  ___sys_sendmsg (net/socket.c:2752)
[   11.519124][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.519272][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.519427][  T201]  ? 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))
[   11.519569][  T201]  __sys_sendmsg (net/socket.c:2784)
[   11.519730][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.519881][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.520023][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.520216][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.520435][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.520626][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.520830][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.521088][  T201] RIP: 0033:0x7fe12f6a108e
[   11.521262][  T201] 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
[   11.521862][  T201] RSP: 002b:00007fff6fc721a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.522077][  T201] RAX: ffffffffffffffda RBX: 00007fff6fc72938 RCX: 00007fe12f6a108e
[   11.522295][  T201] RDX: 0000000000000000 RSI: 00007fff6fc72250 RDI: 0000000000000005
[   11.522503][  T201] RBP: 00007fff6fc721b0 R08: 0000000000000000 R09: 0000000000000000
[   11.522720][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c90a
[   11.522936][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6fc72910
| [   11.743776][  T210] ------------[ cut here ]------------
| [   11.744025][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
| [   11.744340][  T210] Modules linked in: veth
| [   11.744846][  T210] Tainted: [W]=WARN
[   11.745004][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.745248][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.745486][  T210] 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
[   11.746047][  T210] RSP: 0018:ffa00000008d6e30 EFLAGS: 00010286
[   11.746285][  T210] RAX: 00000000ffffffa6 RBX: ff11000004bb5e00 RCX: 1ff400000011ad8c
[   11.746550][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bb5eb8
[   11.746819][  T210] RBP: ff11000008a19000 R08: 1fe2200000976bd8 R09: ff1100000e048b80
[   11.747077][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.747349][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008bb8b00
[   11.747611][  T210] FS:  00007f473bf5b840(0000) GS:ff110000aa6b0000(0000) knlGS:0000000000000000
[   11.747915][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.748141][  T210] CR2: 000000000042ebe0 CR3: 000000000cc2f002 CR4: 0000000000771ef0
[   11.748413][  T210] PKRU: 55555554
[   11.748567][  T210] Call Trace:
[   11.748726][  T210]  <TASK>
[   11.748846][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.749041][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.749246][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.749403][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   11.749594][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.749791][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.749981][  T210]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   11.750184][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.750371][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.750559][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.750758][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.750949][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.751144][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.751353][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.751541][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.751738][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.751931][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.752126][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[   11.752330][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.752551][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.752748][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.752938][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.753144][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.753350][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.753543][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.753740][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.753933][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.754124][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.754328][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.754518][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.754714][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.754909][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.755146][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.755355][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.755544][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.755744][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.755933][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.756120][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.756330][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.756519][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.756713][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.756906][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.757097][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.757312][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.757504][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.757701][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.758523][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.758719][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.758911][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.759104][  T210]  ? 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))
[   11.759307][  T210]  ? 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))
[   11.759501][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.759698][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.759890][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.760082][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.760288][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.760481][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.760687][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.760880][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.761068][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.761303][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.761497][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.761692][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.761881][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.762081][  T210]  ? 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))
[   11.762286][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.762477][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.762669][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.762868][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.763055][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.763254][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.763444][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.763661][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.763891][  T210] RIP: 0033:0x7f473c19508e
[   11.764089][  T210] 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
[   11.764651][  T210] RSP: 002b:00007ffc88050a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.764922][  T210] RAX: ffffffffffffffda RBX: 00007ffc880511f8 RCX: 00007f473c19508e
[   11.765191][  T210] RDX: 0000000000000000 RSI: 00007ffc88050b10 RDI: 0000000000000005
[   11.765453][  T210] RBP: 00007ffc88050a70 R08: 0000000000000000 R09: 0000000000000000
[   11.765717][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c90a
[   11.765976][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc880511d0
| [   11.779327][  T210] ------------[ cut here ]------------
| [   11.779579][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/210
| [   11.779852][  T210] Modules linked in: veth
| [   11.780495][  T210] Tainted: [W]=WARN
[   11.780610][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.780791][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.780974][  T210] 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
[   11.781622][  T210] RSP: 0018:ffa00000008d71b0 EFLAGS: 00010286
[   11.781811][  T210] RAX: 00000000ffffffa6 RBX: ff11000005749540 RCX: 1ff400000011adfc
[   11.782072][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000057495f8
[   11.782290][  T210] RBP: ff1100000a011000 R08: 1fe2200000ae92c0 R09: ff1100000e048b80
[   11.782493][  T210] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.782870][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.783115][  T210] FS:  00007f473bf5b840(0000) GS:ff110000aa630000(0000) knlGS:0000000000000000
[   11.783402][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.783672][  T210] CR2: 00007f9345fa3574 CR3: 000000000cc2f001 CR4: 0000000000771ef0
[   11.784006][  T210] PKRU: 55555554
[   11.784179][  T210] Call Trace:
[   11.784341][  T210]  <TASK>
[   11.784480][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.784717][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.784887][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.785109][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.785337][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.785550][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.785711][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.785859][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.786007][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.786148][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.786295][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.786439][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.786581][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.786726][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.786874][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.787014][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.787152][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.787301][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.787445][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.787595][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.787741][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.787879][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.788017][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.788155][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.788329][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.788470][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.788612][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.788757][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.788895][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.789036][  T210]  ? 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))
[   11.789179][  T210]  ? 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))
[   11.789321][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.789463][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.789602][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.789746][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.789886][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.790026][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.790175][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.790318][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.790462][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.790632][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.790780][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.790918][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.791053][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.791206][  T210]  ? 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))
[   11.791345][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.791481][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.791624][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.791770][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.791907][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.792073][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.792213][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.792354][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.792529][  T210] RIP: 0033:0x7f473c19508e
[   11.792674][  T210] 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
[   11.793206][  T210] RSP: 002b:00007ffc88050a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.793430][  T210] RAX: ffffffffffffffda RBX: 00007ffc880511f8 RCX: 00007f473c19508e
[   11.793648][  T210] RDX: 0000000000000000 RSI: 00007ffc88050b10 RDI: 0000000000000005
[   11.793918][  T210] RBP: 00007ffc88050a70 R08: 0000000000000000 R09: 0000000000000000
[   11.794198][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c90a


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