======================================
| xx__-> [    9.426796][  T186] ------------[ cut here ]------------
| [    9.427108][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.427411][  T186] Modules linked in: veth
| [    9.428557][  T186] Tainted: [W]=WARN
[    9.428757][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.429054][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.429301][  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
[    9.429853][  T186] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[    9.430079][  T186] RAX: 00000000ffffffa6 RBX: ff1100000c060ac0 RCX: 1ff4000000124d8c
[    9.430339][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c060b78
[    9.430594][  T186] RBP: ff11000007979000 R08: 1fe220000180c170 R09: ff1100000c44ae80
[    9.430856][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.431108][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005219580
[    9.431367][  T186] FS:  00007f0262a59840(0000) GS:ff110000a7cb0000(0000) knlGS:0000000000000000
[    9.431660][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.431894][  T186] CR2: 0000559038b87220 CR3: 000000000b90f004 CR4: 0000000000771ef0
[    9.432149][  T186] PKRU: 55555554
[    9.432306][  T186] Call Trace:
[    9.432460][  T186]  <TASK>
[    9.432580][  T186]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.432815][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.433005][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.433163][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.433359][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.433565][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.433823][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.434013][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.434199][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.434397][  T186]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.434617][  T186]  ? 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)
[    9.434853][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.435039][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.435226][  T186]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.435428][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.435621][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.435850][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.436037][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.436223][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.436436][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.436623][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.436838][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.437027][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.437216][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.437414][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.437608][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.437808][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.437997][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.438186][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.438388][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.438598][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.438796][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.438981][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.439163][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.439355][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.439542][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.439727][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.439928][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.440112][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.440301][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.440485][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.440671][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.440867][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.441053][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.441253][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.441462][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.441650][  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))
[    9.441848][  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))
[    9.442034][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.442218][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.442414][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.442615][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.442816][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.443005][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.443191][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.443384][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.443568][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.443794][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.443996][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.444190][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.444396][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.444610][  T186]  ? 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))
[    9.444821][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.445015][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.445212][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.445408][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.445602][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.445817][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.446002][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.446196][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.446429][  T186] RIP: 0033:0x7f0262c9308e
[    9.446622][  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
[    9.447156][  T186] RSP: 002b:00007fff9bccc190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.447418][  T186] RAX: ffffffffffffffda RBX: 00007fff9bccc928 RCX: 00007f0262c9308e
[    9.447668][  T186] RDX: 0000000000000000 RSI: 00007fff9bccc240 RDI: 0000000000000005
[    9.447930][  T186] RBP: 00007fff9bccc1a0 R08: 0000000000000000 R09: 0000000000000000
[    9.448182][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a4
[    9.448439][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9bccc900
| [    9.459251][  T186] ------------[ cut here ]------------
| [    9.459416][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.459655][  T186] Modules linked in: veth
| [    9.460125][  T186] Tainted: [W]=WARN
[    9.460230][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.460411][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.460583][  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
[    9.461058][  T186] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[    9.461227][  T186] RAX: 00000000ffffffa6 RBX: ff1100000c579c40 RCX: 1ff4000000124dfc
[    9.461434][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c579cf8
[    9.461631][  T186] RBP: ff11000001dd1000 R08: 1fe22000018af3a0 R09: ff1100000c44ae80
[    9.461844][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.462063][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.462290][  T186] FS:  00007f0262a59840(0000) GS:ff110000a7bb0000(0000) knlGS:0000000000000000
[    9.462546][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.462723][  T186] CR2: 00007fd007779808 CR3: 000000000b90f006 CR4: 0000000000771ef0
[    9.462945][  T186] PKRU: 55555554
[    9.463055][  T186] Call Trace:
[    9.463164][  T186]  <TASK>
[    9.463236][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.463404][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.463513][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.463656][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.463794][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.463924][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.464065][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.464203][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.464357][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.464499][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.464639][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.464790][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.464934][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.465075][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.465216][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.465363][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.465494][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.465630][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.465777][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.465914][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.466051][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.466188][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.466330][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.466461][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.466603][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.466739][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.466882][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.467019][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.467149][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.467295][  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))
[    9.467433][  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))
[    9.467569][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.467705][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.467841][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.467972][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.468103][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.468236][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.468397][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.468529][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.468660][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.468829][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.468965][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.469095][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.469226][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.469377][  T186]  ? 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))
[    9.469511][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.469644][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.469787][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.469922][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.470054][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.470183][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.470325][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.470463][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.470624][  T186] RIP: 0033:0x7f0262c9308e
[    9.470763][  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
[    9.471250][  T186] RSP: 002b:00007fff9bccc190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.471466][  T186] RAX: ffffffffffffffda RBX: 00007fff9bccc928 RCX: 00007f0262c9308e
[    9.471668][  T186] RDX: 0000000000000000 RSI: 00007fff9bccc240 RDI: 0000000000000005
[    9.471877][  T186] RBP: 00007fff9bccc1a0 R08: 0000000000000000 R09: 0000000000000000
[    9.472076][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a4
[    9.472273][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9bccc900
| [    9.612007][  T194] ------------[ cut here ]------------
| [    9.612222][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/194
| [    9.612527][  T194] Modules linked in: veth
| [    9.613207][  T194] Tainted: [W]=WARN
[    9.613455][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.613784][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.614095][  T194] 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
[    9.614717][  T194] RSP: 0018:ffa0000000616e30 EFLAGS: 00010286
[    9.615037][  T194] RAX: 00000000ffffffa6 RBX: ff1100000211a3c0 RCX: 1ff40000000c2d8c
[    9.615384][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000211a478
[    9.615719][  T194] RBP: ff11000001db4000 R08: 1fe2200000423490 R09: ff1100000cb58b80
[    9.616079][  T194] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.616405][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004ba4e80
[    9.616744][  T194] FS:  00007f97dbe1b840(0000) GS:ff110000a7cb0000(0000) knlGS:0000000000000000
[    9.617165][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.617488][  T194] CR2: 00007fac4b1b9f68 CR3: 000000000c4eb004 CR4: 0000000000771ef0
[    9.617858][  T194] PKRU: 55555554
[    9.618122][  T194] Call Trace:
[    9.618422][  T194]  <TASK>
[    9.618638][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.618952][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.619215][  T194]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.619548][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[    9.620127][  T194]  ? netif_change_name (net/core/dev.c:1495)
[    9.620462][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.620809][  T194]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.621149][  T194]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.621493][  T194]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.621854][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.622183][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.622508][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.622833][  T194]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.623138][  T194]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.623454][  T194] veth_newlink (drivers/net/veth.c:1871) veth
[    9.623895][  T194]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.624299][  T194]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.624606][  T194]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.624939][  T194]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.625285][  T194]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.625608][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.625969][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.626309][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.626586][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.626888][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.627184][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.627469][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.627737][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.627940][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.628134][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.628331][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.628516][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.628706][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.628908][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.629101][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.629298][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.629488][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.629681][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.629883][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.630070][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.630259][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.630456][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.630641][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.630845][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.631034][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.631230][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.631482][  T194]  ? 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))
[    9.631716][  T194]  ? 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))
[    9.631942][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.632157][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.632373][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.632622][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.632847][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.633063][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.633262][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.633463][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.633649][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.633882][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[    9.634075][  T194]  ___sys_sendmsg (net/socket.c:2752)
[    9.634265][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.634463][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.634701][  T194]  ? 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))
[    9.634921][  T194]  __sys_sendmsg (net/socket.c:2784)
[    9.635120][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.635336][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.635538][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.635742][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.635952][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.636155][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.636360][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.636582][  T194] RIP: 0033:0x7f97dc05508e
[    9.636790][  T194] 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
[    9.637327][  T194] RSP: 002b:00007ffd7fd2a310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.637579][  T194] RAX: ffffffffffffffda RBX: 00007ffd7fd2aaa8 RCX: 00007f97dc05508e
[    9.637844][  T194] RDX: 0000000000000000 RSI: 00007ffd7fd2a3c0 RDI: 0000000000000005
[    9.638111][  T194] RBP: 00007ffd7fd2a320 R08: 0000000000000000 R09: 0000000000000000
[    9.638374][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a4
[    9.638630][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7fd2aa80
| [    9.662542][  T194] ------------[ cut here ]------------
| [    9.662827][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/194
| [    9.663140][  T194] Modules linked in: veth
| [    9.664126][  T194] Tainted: [W]=WARN
[    9.664442][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.664849][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.665189][  T194] 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
[    9.665736][  T194] RSP: 0018:ffa00000006171b0 EFLAGS: 00010286
[    9.665972][  T194] RAX: 00000000ffffffa6 RBX: ff11000002736040 RCX: 1ff40000000c2dfc
[    9.666235][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000027360f8
[    9.666508][  T194] RBP: ff11000009d61000 R08: 1fe22000004e6c20 R09: ff1100000cb58b80
[    9.666783][  T194] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.667042][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.667314][  T194] FS:  00007f97dbe1b840(0000) GS:ff110000a7cb0000(0000) knlGS:0000000000000000
[    9.667615][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.667848][  T194] CR2: 00007fac4b1b9f68 CR3: 000000000c4eb004 CR4: 0000000000771ef0
[    9.668096][  T194] PKRU: 55555554
[    9.668245][  T194] Call Trace:
[    9.668402][  T194]  <TASK>
[    9.668521][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.668709][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.668880][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[    9.669067][  T194]  ? netif_change_name (net/core/dev.c:1495)
[    9.669250][  T194]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.669443][  T194]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.669630][  T194]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.669826][  T194]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.670012][  T194]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.670197][  T194]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.670390][  T194]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.670581][  T194]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.670786][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.670991][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.671178][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.671379][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.671571][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.671754][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.671957][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.672144][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.672334][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.672519][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.672702][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.672902][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.673087][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.673268][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.673464][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.673648][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.673845][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.674032][  T194]  ? 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))
[    9.674212][  T194]  ? 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))
[    9.674416][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.674605][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.674806][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.674990][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.675179][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.675377][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.675573][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.675787][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.675976][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.676199][  T194]  ? move_addr_to_kernel (net/socket.c:258)
[    9.676401][  T194]  ___sys_sendmsg (net/socket.c:2752)
[    9.676590][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.676787][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.676979][  T194]  ? 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))
[    9.677169][  T194]  __sys_sendmsg (net/socket.c:2784)
[    9.677362][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.677553][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.677739][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.677939][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.678125][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.678315][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.678507][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.678723][  T194] RIP: 0033:0x7f97dc05508e
[    9.678928][  T194] 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
[    9.679457][  T194] RSP: 002b:00007ffd7fd2a310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.679718][  T194] RAX: ffffffffffffffda RBX: 00007ffd7fd2aaa8 RCX: 00007f97dc05508e
[    9.679982][  T194] RDX: 0000000000000000 RSI: 00007ffd7fd2a3c0 RDI: 0000000000000005
[    9.680237][  T194] RBP: 00007ffd7fd2a320 R08: 0000000000000000 R09: 0000000000000000
[    9.680501][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a4
[    9.680749][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7fd2aa80
| [    9.951632][  T210] ------------[ cut here ]------------
| [    9.951871][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
| [    9.952175][  T210] Modules linked in: veth
| [    9.952689][  T210] Tainted: [W]=WARN
[    9.952859][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.953096][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.953341][  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
[    9.953898][  T210] RSP: 0018:ffa0000000616e30 EFLAGS: 00010286
[    9.954129][  T210] RAX: 00000000ffffffa6 RBX: ff1100000cb52200 RCX: 1ff40000000c2d8c
[    9.954398][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb522b8
[    9.954662][  T210] RBP: ff1100000ca8c000 R08: 1fe220000196a458 R09: ff1100000c762e80
[    9.954932][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.955188][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b04ee00
[    9.955454][  T210] FS:  00007f587d34d840(0000) GS:ff110000a7cb0000(0000) knlGS:0000000000000000
[    9.955752][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.955994][  T210] CR2: 000000000042ebe0 CR3: 0000000004b0b002 CR4: 0000000000771ef0
[    9.956256][  T210] PKRU: 55555554
[    9.956417][  T210] Call Trace:
[    9.956573][  T210]  <TASK>
[    9.956699][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.956909][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.957105][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.957265][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.957467][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.957662][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.957881][  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)
[    9.958096][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.958321][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.958538][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.958752][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.958991][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.959215][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.959444][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.959628][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.959822][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.960011][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.960199][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[    9.960394][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.960607][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.960808][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.960993][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.961191][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.961382][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.961569][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.961750][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.961946][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.962129][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.962320][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.962501][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.962682][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.962881][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.963068][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.963250][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.963439][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.963622][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.963818][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.963998][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.964185][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.964381][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.964563][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.964747][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.964940][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.965121][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.965311][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.965489][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.965673][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.965867][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.966049][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.966233][  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))
[    9.966421][  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))
[    9.966607][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.966802][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.966981][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.967162][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.967352][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.967533][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.967719][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.967917][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.968100][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.968315][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.968501][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.968680][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.968874][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.969067][  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))
[    9.969249][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.969437][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.969620][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.969815][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.969996][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.970175][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.970361][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.970543][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.970753][  T210] RIP: 0033:0x7f587d58708e
[    9.970953][  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
[    9.971470][  T210] RSP: 002b:00007ffdb83e8a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.971717][  T210] RAX: ffffffffffffffda RBX: 00007ffdb83e91d8 RCX: 00007f587d58708e
[    9.971975][  T210] RDX: 0000000000000000 RSI: 00007ffdb83e8af0 RDI: 0000000000000005
[    9.972219][  T210] RBP: 00007ffdb83e8a50 R08: 0000000000000000 R09: 0000000000000000
[    9.972471][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a5
[    9.972715][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb83e91b0
| [    9.983682][  T210] ------------[ cut here ]------------
| [    9.983958][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
| [    9.984304][  T210] Modules linked in: veth
| [    9.984785][  T210] Tainted: [W]=WARN
[    9.984934][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.985150][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.985394][  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
[    9.986007][  T210] RSP: 0018:ffa00000006171b0 EFLAGS: 00010286
[    9.986337][  T210] RAX: 00000000ffffffa6 RBX: ff11000005e18ac0 RCX: 1ff40000000c2dfc
[    9.986686][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e18b78
[    9.987066][  T210] RBP: ff11000009d59000 R08: 1fe2200000bc3170 R09: ff1100000c762e80
[    9.987481][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.987880][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.988222][  T210] FS:  00007f587d34d840(0000) GS:ff110000a7cb0000(0000) knlGS:0000000000000000
[    9.988569][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.988803][  T210] CR2: 000000000042ebe0 CR3: 0000000004b0b002 CR4: 0000000000771ef0
[    9.989052][  T210] PKRU: 55555554
[    9.989205][  T210] Call Trace:
[    9.989362][  T210]  <TASK>
[    9.989489][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.989676][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.989842][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.990030][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.990219][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.990412][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.990602][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.990803][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.990990][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.991172][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.991359][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.991553][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.991744][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.991944][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.992127][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.992324][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.992510][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.992696][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.992900][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.993087][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.993272][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.993464][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.993648][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.993847][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.994032][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.994213][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.994429][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.994629][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.994848][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.995052][  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))
[    9.995227][  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))
[    9.995412][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.995592][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.995786][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.995965][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.996142][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.996328][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.996535][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.996742][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.996958][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.997192][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.997408][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.997602][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.997814][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.998021][  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))
[    9.998221][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.998428][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.998614][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.998814][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.998999][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.999181][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.999371][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.999557][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.999783][  T210] RIP: 0033:0x7f587d58708e
[    9.999971][  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
[   10.000498][  T210] RSP: 002b:00007ffdb83e8a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.000743][  T210] RAX: ffffffffffffffda RBX: 00007ffdb83e91d8 RCX: 00007f587d58708e
[   10.001001][  T210] RDX: 0000000000000000 RSI: 00007ffdb83e8af0 RDI: 0000000000000005
[   10.001249][  T210] RBP: 00007ffdb83e8a50 R08: 0000000000000000 R09: 0000000000000000
[   10.001500][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a5


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