======================================
| xx__-> [    9.790352][  T186] ------------[ cut here ]------------
| [    9.790585][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.790849][  T186] Modules linked in: veth
| [    9.791324][  T186] Tainted: [W]=WARN
[    9.791431][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.791608][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.791800][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.792411][  T186] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[    9.792594][  T186] RAX: 00000000ffffffa6 RBX: ff1100000a3d9380 RCX: 1ff4000000124d8c
[    9.792801][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3d9438
[    9.793015][  T186] RBP: ff1100000a109000 R08: 1fe220000147b288 R09: ff1100000d31ae80
[    9.793314][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.793523][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008dc4400
[    9.793732][  T186] FS:  00007f5d2fc04840(0000) GS:ff11000092f30000(0000) knlGS:0000000000000000
[    9.794004][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.794278][  T186] CR2: 000056555b0f5d50 CR3: 000000000d0b7005 CR4: 0000000000771ef0
[    9.794578][  T186] PKRU: 55555554
[    9.794685][  T186] Call Trace:
[    9.794791][  T186]  <TASK>
[    9.794869][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.795053][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.795295][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.795422][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.795601][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.795742][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.795891][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.796034][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.796278][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.796430][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.796571][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.796709][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.796856][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.796997][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.797223][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.797406][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.797548][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.797746][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.797908][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.798048][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.798291][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.798430][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.798572][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.798714][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.798860][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.798998][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.799487][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.799634][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.799779][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.799927][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.800069][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.800333][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.800472][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.800615][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.800758][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.800905][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.801044][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.801307][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.801459][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.801598][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.801739][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.801884][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.802026][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.802290][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.802435][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.802579][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.802718][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.802863][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.803024][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.803290][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.803433][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.803574][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.803714][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.803863][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.804003][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.804262][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.804439][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.804584][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.804725][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.804868][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.805054][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.805318][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.805460][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.805600][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.805740][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.805888][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.806029][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.806265][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.806412][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.806658][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.806801][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.807079][  T186] RIP: 0033:0x7f5d2fe3e08e
[    9.807449][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.807954][  T186] RSP: 002b:00007ffce7c98a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.808387][  T186] RAX: ffffffffffffffda RBX: 00007ffce7c991e8 RCX: 00007f5d2fe3e08e
[    9.808598][  T186] RDX: 0000000000000000 RSI: 00007ffce7c98b00 RDI: 0000000000000005
[    9.808813][  T186] RBP: 00007ffce7c98a60 R08: 0000000000000000 R09: 0000000000000000
[    9.809021][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec6
[    9.809351][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7c991c0
| [    9.821191][  T186] ------------[ cut here ]------------
| [    9.821417][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.821704][  T186] Modules linked in: veth
| [    9.822275][  T186] Tainted: [W]=WARN
[    9.822437][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.822657][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.822908][  T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.823548][  T186] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[    9.823838][  T186] RAX: 00000000ffffffa6 RBX: ff110000091c78c0 RCX: 1ff4000000124dfc
[    9.824175][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091c7978
[    9.824492][  T186] RBP: ff1100000a0d1000 R08: 1fe2200001238f30 R09: ff1100000d31ae80
[    9.824800][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.825141][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.825460][  T186] FS:  00007f5d2fc04840(0000) GS:ff11000092eb0000(0000) knlGS:0000000000000000
[    9.825808][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.826097][  T186] CR2: 000056555b0f5d50 CR3: 000000000d0b7002 CR4: 0000000000771ef0
[    9.826462][  T186] PKRU: 55555554
[    9.826670][  T186] Call Trace:
[    9.826893][  T186]  <TASK>
[    9.827134][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.827441][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.827700][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.828017][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.828289][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.828494][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.828686][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.828891][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.829080][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.829278][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.829473][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.829667][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.829866][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.830055][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.830254][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.830452][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.830635][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.830823][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.831020][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.831226][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.831422][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.831608][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.831790][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.831996][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.832200][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.832395][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.832582][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.832769][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.832969][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.833172][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.833371][  T186]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.833562][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.833750][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.833947][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.834155][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.834354][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.834543][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.834733][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.834934][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.835133][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.835361][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.835553][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.835741][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.835947][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.836161][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.836359][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.836544][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.836729][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.836933][  T186]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.837135][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.837332][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.837519][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.837706][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.837903][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.838091][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.838334][  T186] RIP: 0033:0x7f5d2fe3e08e
[    9.838529][  T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.839074][  T186] RSP: 002b:00007ffce7c98a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.839352][  T186] RAX: ffffffffffffffda RBX: 00007ffce7c991e8 RCX: 00007f5d2fe3e08e
[    9.839650][  T186] RDX: 0000000000000000 RSI: 00007ffce7c98b00 RDI: 0000000000000005
[    9.839929][  T186] RBP: 00007ffce7c98a60 R08: 0000000000000000 R09: 0000000000000000
[    9.840197][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec6
[    9.840460][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7c991c0
| [    9.978623][  T192] ------------[ cut here ]------------
| [    9.978813][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [    9.979069][  T192] Modules linked in: veth
| [    9.979611][  T192] Tainted: [W]=WARN
[    9.979722][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.979908][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.980097][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.980622][  T192] RSP: 0018:ffa0000000576e30 EFLAGS: 00010286
[    9.980805][  T192] RAX: 00000000ffffffa6 RBX: ff1100000ac1c3c0 RCX: 1ff40000000aed8c
[    9.981034][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ac1c478
[    9.981256][  T192] RBP: ff11000008824000 R08: 1fe2200001583890 R09: ff1100000d118b80
[    9.981472][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.981685][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bca8b00
[    9.981904][  T192] FS:  00007f7d55684840(0000) GS:ff11000092f30000(0000) knlGS:0000000000000000
[    9.982161][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.982351][  T192] CR2: 000000000042ebe0 CR3: 000000000cb61001 CR4: 0000000000771ef0
[    9.982564][  T192] PKRU: 55555554
[    9.982672][  T192] Call Trace:
[    9.982781][  T192]  <TASK>
[    9.982861][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.983008][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.983121][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.983308][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.983452][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.983592][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.983733][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.983885][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.984029][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.984180][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.984330][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.984471][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.984611][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.984754][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.984905][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[    9.985049][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.985232][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.985385][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.985528][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.985688][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.985842][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.985991][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.986137][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.986287][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.986431][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.986575][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.986716][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.986863][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.987014][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.987167][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.987324][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.987466][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.987613][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.987754][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.987899][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.988047][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.988197][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.988348][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.988490][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.988634][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.988775][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.988926][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.989069][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.989220][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.989370][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.989512][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.989661][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.989802][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.989952][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.990096][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.990247][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.990399][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.990544][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.990689][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.990843][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.990987][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.991132][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.991318][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.991469][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.991611][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.991753][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.991908][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.992054][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.992202][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.992360][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.992507][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.992651][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.992795][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.992944][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.993087][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.993269][  T192] RIP: 0033:0x7f7d558be08e
[    9.993427][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.993943][  T192] RSP: 002b:00007ffdad00e4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.994161][  T192] RAX: ffffffffffffffda RBX: 00007ffdad00ec68 RCX: 00007f7d558be08e
[    9.994381][  T192] RDX: 0000000000000000 RSI: 00007ffdad00e580 RDI: 0000000000000005
[    9.994595][  T192] RBP: 00007ffdad00e4e0 R08: 0000000000000000 R09: 0000000000000000
[    9.994817][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec7
[    9.995037][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdad00ec40
| [   10.003673][  T192] ------------[ cut here ]------------
| [   10.003827][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
| [   10.004078][  T192] Modules linked in: veth
| [   10.004487][  T192] Tainted: [W]=WARN
[   10.004592][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.004765][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.004952][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.005525][  T192] RSP: 0018:ffa00000005771b0 EFLAGS: 00010286
[   10.005703][  T192] RAX: 00000000ffffffa6 RBX: ff11000004aec200 RCX: 1ff40000000aedfc
[   10.005919][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004aec2b8
[   10.006188][  T192] RBP: ff110000090d4000 R08: 1fe220000095d858 R09: ff1100000d118b80
[   10.006431][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.006638][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.006852][  T192] FS:  00007f7d55684840(0000) GS:ff11000092f30000(0000) knlGS:0000000000000000
[   10.007100][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.007352][  T192] CR2: 000000000042ebe0 CR3: 000000000cb61001 CR4: 0000000000771ef0
[   10.007620][  T192] PKRU: 55555554
[   10.007726][  T192] Call Trace:
[   10.007835][  T192]  <TASK>
[   10.007907][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.008048][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.008217][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.008361][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.008501][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.008639][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.008780][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.008927][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.009069][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.009272][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.009415][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.009559][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.009702][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.009847][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.009986][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.010208][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.010357][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.010497][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.010639][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.010779][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.010930][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.011071][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.011274][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.011418][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.011558][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.011701][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.011849][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.011988][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.012185][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.012333][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.012470][  T192]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.012609][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.012750][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.012892][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.013035][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.013236][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.013384][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.013527][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.013667][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.013806][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.013988][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[   10.014189][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.014331][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.014467][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.014613][  T192]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.014753][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.014938][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.015082][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.015289][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.015429][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.015565][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.015702][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.015851][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.016022][  T192] RIP: 0033:0x7f7d558be08e
[   10.016231][  T192] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.016724][  T192] RSP: 002b:00007ffdad00e4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.016938][  T192] RAX: ffffffffffffffda RBX: 00007ffdad00ec68 RCX: 00007f7d558be08e
[   10.017205][  T192] RDX: 0000000000000000 RSI: 00007ffdad00e580 RDI: 0000000000000005
[   10.017420][  T192] RBP: 00007ffdad00e4e0 R08: 0000000000000000 R09: 0000000000000000
[   10.017623][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cec7


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