======================================
| xx__-> [    9.094913][  T186] ------------[ cut here ]------------
| [    9.095165][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.095471][  T186] Modules linked in: veth
| [    9.096102][  T186] Tainted: [W]=WARN
[    9.096263][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.096493][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.096735][  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
[    9.097369][  T186] RSP: 0018:ffa0000000896e30 EFLAGS: 00010286
[    9.097610][  T186] RAX: 00000000ffffffa6 RBX: ff11000009070e40 RCX: 1ff4000000112d8c
[    9.097883][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009070ef8
[    9.098142][  T186] RBP: ff11000008134000 R08: 1fe220000120e1e0 R09: ff1100000c63ae80
[    9.098412][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.098732][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a0c4080
[    9.099012][  T186] FS:  00007f106bff0840(0000) GS:ff11000094cb0000(0000) knlGS:0000000000000000
[    9.099321][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.099572][  T186] CR2: 000000000042ebe0 CR3: 000000000ce87001 CR4: 0000000000771ef0
[    9.099848][  T186] PKRU: 55555554
[    9.100005][  T186] Call Trace:
[    9.100161][  T186]  <TASK>
[    9.100291][  T186]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[    9.100484][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.100723][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.100896][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.101097][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.101315][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.101517][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.101712][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.101932][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.102131][  T186]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.102466][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.102801][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.102996][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.103191][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.103418][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.103623][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.103831][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.104044][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.104248][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.104548][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.104755][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.104950][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.105144][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.105442][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.105641][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.105940][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.106139][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.106433][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.106729][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.106934][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.107130][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.107325][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.107525][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.107726][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.107967][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.108163][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.108359][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.108624][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.108829][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.109023][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.109425][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.109633][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.109836][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.110142][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.110438][  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))
[    9.110659][  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))
[    9.110960][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.111153][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.111355][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.111556][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.111764][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.111955][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.112251][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.112448][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.112645][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.112884][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.113084][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.113281][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.113574][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.113794][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.113988][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.114284][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.114578][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.114791][  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)
[    9.114986][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.115283][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.115581][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.115787][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.115980][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.116176][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.116405][  T186] RIP: 0033:0x7f106c22a08e
[    9.116615][  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
[    9.117180][  T186] RSP: 002b:00007ffd79b17180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.117445][  T186] RAX: ffffffffffffffda RBX: 00007ffd79b17918 RCX: 00007f106c22a08e
[    9.117716][  T186] RDX: 0000000000000000 RSI: 00007ffd79b17230 RDI: 0000000000000005
[    9.117987][  T186] RBP: 00007ffd79b17190 R08: 0000000000000000 R09: 0000000000000000
[    9.118253][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7d3
[    9.118519][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd79b178f0
| [    9.129304][  T186] ------------[ cut here ]------------
| [    9.129524][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
| [    9.129829][  T186] Modules linked in: veth
| [    9.130322][  T186] Tainted: [W]=WARN
[    9.130477][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.130728][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.130972][  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
[    9.131536][  T186] RSP: 0018:ffa00000008971b0 EFLAGS: 00010286
[    9.131858][  T186] RAX: 00000000ffffffa6 RBX: ff11000002858200 RCX: 1ff4000000112dfc
[    9.132176][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000028582b8
[    9.132531][  T186] RBP: ff11000005119000 R08: 1fe220000050b058 R09: ff1100000c63ae80
[    9.132905][  T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.133279][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.133651][  T186] FS:  00007f106bff0840(0000) GS:ff11000094cb0000(0000) knlGS:0000000000000000
[    9.134051][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.134402][  T186] CR2: 000000000042ebe0 CR3: 000000000ce87001 CR4: 0000000000771ef0
[    9.134674][  T186] PKRU: 55555554
[    9.134837][  T186] Call Trace:
[    9.134991][  T186]  <TASK>
[    9.135114][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.135318][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.135476][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.135673][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.135876][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.136065][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.136264][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.136456][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.136659][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.136861][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.137052][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.137257][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.137474][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.137672][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.137874][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.138064][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.138262][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.138451][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.138652][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.138855][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.139045][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.139244][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.139457][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.139654][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.139861][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.140050][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.140248][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.140438][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.140636][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.140837][  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))
[    9.141025][  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))
[    9.141223][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.141414][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.141614][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.141817][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.142011][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.142208][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.142409][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.142610][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.142812][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.143033][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.143235][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.143424][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.143622][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.143838][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.144028][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.144224][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.144414][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.144617][  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)
[    9.144823][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.145015][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.145212][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.145403][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.145600][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.145801][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.146022][  T186] RIP: 0033:0x7f106c22a08e
[    9.146224][  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
[    9.146789][  T186] RSP: 002b:00007ffd79b17180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.147051][  T186] RAX: ffffffffffffffda RBX: 00007ffd79b17918 RCX: 00007f106c22a08e
[    9.147315][  T186] RDX: 0000000000000000 RSI: 00007ffd79b17230 RDI: 0000000000000005
[    9.147579][  T186] RBP: 00007ffd79b17190 R08: 0000000000000000 R09: 0000000000000000
[    9.147850][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7d3
[    9.148122][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd79b178f0
| [    9.267758][  T192] ------------[ cut here ]------------
| [    9.267929][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [    9.268183][  T192] Modules linked in: veth
| [    9.268661][  T192] Tainted: [W]=WARN
[    9.269262][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.269445][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.269639][  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
[    9.270158][  T192] RSP: 0018:ffa0000000876e30 EFLAGS: 00010286
[    9.270356][  T192] RAX: 00000000ffffffa6 RBX: ff1100000d96c200 RCX: 1ff400000010ed8c
[    9.270578][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d96c2b8
[    9.270793][  T192] RBP: ff11000008739000 R08: 1fe2200001b2d858 R09: ff1100000a28d180
[    9.271010][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.271228][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005369580
[    9.271447][  T192] FS:  00007f4ac2fda840(0000) GS:ff11000094bb0000(0000) knlGS:0000000000000000
[    9.271705][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.271892][  T192] CR2: 00007f4ac3341f6d CR3: 0000000004b4b004 CR4: 0000000000771ef0
[    9.272110][  T192] PKRU: 55555554
[    9.272223][  T192] Call Trace:
[    9.272330][  T192]  <TASK>
[    9.272403][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.272552][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.272661][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.272844][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.272988][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.273130][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.273276][  T192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.273419][  T192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.273571][  T192]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.273715][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.273862][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.274006][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.274147][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.274293][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.274439][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[    9.274589][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.274770][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.274912][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.275056][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.275220][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.275364][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.275513][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.275656][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.275806][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.275950][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.276094][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.276240][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.276385][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.276539][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.276685][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.276831][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.276972][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.277115][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.277260][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.277404][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.277555][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.277698][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.277846][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.277991][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.278135][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.278280][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.278423][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.278570][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.278713][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.278876][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.279023][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.279173][  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))
[    9.279316][  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))
[    9.279459][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.279612][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.279758][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.279902][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.280047][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.280194][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.280343][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.280488][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.280639][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.280819][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.280966][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.281107][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.281253][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.281404][  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))
[    9.281551][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.281697][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.281850][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.281994][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.282145][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.282292][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.282436][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.282588][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.282776][  T192] RIP: 0033:0x7f4ac321408e
[    9.282925][  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
[    9.283431][  T192] RSP: 002b:00007ffc18a9b1b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.283651][  T192] RAX: ffffffffffffffda RBX: 00007ffc18a9b948 RCX: 00007f4ac321408e
[    9.283867][  T192] RDX: 0000000000000000 RSI: 00007ffc18a9b260 RDI: 0000000000000005
[    9.284081][  T192] RBP: 00007ffc18a9b1c0 R08: 0000000000000000 R09: 0000000000000000
[    9.284310][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7d3
[    9.284526][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc18a9b920
| [    9.299397][  T192] ------------[ cut here ]------------
| [    9.299570][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/192
| [    9.299871][  T192] Modules linked in: veth
| [    9.300271][  T192] Tainted: [W]=WARN
[    9.300378][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.300553][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.300731][  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
[    9.301291][  T192] RSP: 0018:ffa00000008771b0 EFLAGS: 00010286
[    9.301464][  T192] RAX: 00000000ffffffa6 RBX: ff1100000b375380 RCX: 1ff400000010edfc
[    9.301674][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b375438
[    9.301938][  T192] RBP: ff11000008891000 R08: 1fe220000166ea88 R09: ff1100000a28d180
[    9.302145][  T192] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.302355][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.302565][  T192] FS:  00007f4ac2fda840(0000) GS:ff11000094bb0000(0000) knlGS:0000000000000000
[    9.302865][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.303042][  T192] CR2: 00007f4ac3341f6d CR3: 0000000004b4b004 CR4: 0000000000771ef0
[    9.303251][  T192] PKRU: 55555554
[    9.303355][  T192] Call Trace:
[    9.303458][  T192]  <TASK>
[    9.303535][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.303675][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.303840][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.303982][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.304124][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.304265][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.304408][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.304551][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.304690][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.304884][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.305024][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.305173][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.305316][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.305454][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.305596][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.305735][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.305931][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.306070][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.306213][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.306353][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.306490][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.306638][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.306834][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.306972][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.307114][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.307254][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.307395][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.307545][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.307683][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.307880][  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))
[    9.308019][  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))
[    9.308159][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.308301][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.308438][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.308583][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.308723][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.308920][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.309062][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.309203][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.309342][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.309518][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.309678][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.309875][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.310014][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.310165][  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))
[    9.310307][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.310444][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.310590][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.310734][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.310929][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.311067][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.311206][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.311343][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.311520][  T192] RIP: 0033:0x7f4ac321408e
[    9.311663][  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
[    9.312216][  T192] RSP: 002b:00007ffc18a9b1b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.312421][  T192] RAX: ffffffffffffffda RBX: 00007ffc18a9b948 RCX: 00007f4ac321408e
[    9.312631][  T192] RDX: 0000000000000000 RSI: 00007ffc18a9b260 RDI: 0000000000000005
[    9.312899][  T192] RBP: 00007ffc18a9b1c0 R08: 0000000000000000 R09: 0000000000000000
[    9.313102][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7d3
[    9.313307][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc18a9b920
| [    9.569817][  T203] ------------[ cut here ]------------
| [    9.570036][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/203
| [    9.570354][  T203] Modules linked in: veth
| [    9.571134][  T203] Tainted: [W]=WARN
[    9.571294][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.571531][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.571786][  T203] 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
[    9.572351][  T203] RSP: 0018:ffa0000000506e30 EFLAGS: 00010286
[    9.572591][  T203] RAX: 00000000ffffffa6 RBX: ff1100000b23f540 RCX: 1ff40000000a0d8c
[    9.572866][  T203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b23f5f8
[    9.573130][  T203] RBP: ff1100000c359000 R08: 1fe2200001647ec0 R09: ff1100000c1c8b80
[    9.573395][  T203] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.573663][  T203] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d490780
[    9.573950][  T203] FS:  00007f1be948d840(0000) GS:ff11000094cb0000(0000) knlGS:0000000000000000
[    9.574257][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.574513][  T203] CR2: 000000000042ebe0 CR3: 0000000004dab006 CR4: 0000000000771ef0
[    9.574788][  T203] PKRU: 55555554
[    9.574946][  T203] Call Trace:
[    9.575104][  T203]  <TASK>
[    9.575236][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.575430][  T203]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.575630][  T203]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.575800][  T203]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.575992][  T203]  __dev_notify_flags (net/core/dev.c:9787)
[    9.576188][  T203]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.576382][  T203]  ? 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)
[    9.576583][  T203]  ? netif_change_name (net/core/dev.c:1495)
[    9.576787][  T203]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.576979][  T203]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.577173][  T203]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.577369][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.577572][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.577781][  T203]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.577972][  T203]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.578163][  T203]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.578359][  T203]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.578559][  T203] veth_newlink (drivers/net/veth.c:1871) veth
[    9.578770][  T203]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.578998][  T203]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.579195][  T203]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.579385][  T203]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.579604][  T203]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.579812][  T203]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.580007][  T203]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.580198][  T203]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.580393][  T203]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.580593][  T203]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.580866][  T203]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.581119][  T203]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.581367][  T203]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.581566][  T203]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.581776][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.581974][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.582165][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.582360][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.582557][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.582761][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.582956][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.583149][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.583349][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.583548][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.583755][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.583946][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.584141][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.584338][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.584541][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.584732][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.584937][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.585131][  T203]  ? 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))
[    9.585325][  T203]  ? 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))
[    9.585525][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.585718][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.585925][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.586116][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.586317][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.586517][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.586713][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.586918][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.587109][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.587344][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[    9.587550][  T203]  ___sys_sendmsg (net/socket.c:2752)
[    9.587755][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.587946][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.588147][  T203]  ? 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))
[    9.588349][  T203]  __sys_sendmsg (net/socket.c:2784)
[    9.588548][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.588759][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.588950][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.589145][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.589343][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.589543][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.589738][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.589980][  T203] RIP: 0033:0x7f1be96c708e
[    9.590183][  T203] 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
[    9.590737][  T203] RSP: 002b:00007ffe4cc84d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.591011][  T203] RAX: ffffffffffffffda RBX: 00007ffe4cc85508 RCX: 00007f1be96c708e
[    9.591277][  T203] RDX: 0000000000000000 RSI: 00007ffe4cc84e20 RDI: 0000000000000005
[    9.591542][  T203] RBP: 00007ffe4cc84d80 R08: 0000000000000000 R09: 0000000000000000
[    9.591816][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7d3
[    9.592082][  T203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4cc854e0
| [    9.612627][  T203] ------------[ cut here ]------------
| [    9.612886][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/203
| [    9.613174][  T203] Modules linked in: veth
| [    9.613673][  T203] Tainted: [W]=WARN
[    9.613844][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.614066][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.614313][  T203] 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
[    9.614865][  T203] RSP: 0018:ffa00000005071b0 EFLAGS: 00010286
[    9.615089][  T203] RAX: 00000000ffffffa6 RBX: ff1100000b374e40 RCX: 1ff40000000a0dfc
[    9.615348][  T203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b374ef8
[    9.615610][  T203] RBP: ff1100000ce9c000 R08: 1fe220000166e9e0 R09: ff1100000c1c8b80
[    9.615875][  T203] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.616126][  T203] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.616387][  T203] FS:  00007f1be948d840(0000) GS:ff11000094cb0000(0000) knlGS:0000000000000000
[    9.616683][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.616916][  T203] CR2: 000000000042ebe0 CR3: 0000000004dab006 CR4: 0000000000771ef0
[    9.617172][  T203] PKRU: 55555554
[    9.617327][  T203] Call Trace:
[    9.617479][  T203]  <TASK>
[    9.617610][  T203]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.617812][  T203]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.617966][  T203]  __dev_notify_flags (net/core/dev.c:9787)
[    9.618153][  T203]  ? netif_change_name (net/core/dev.c:1495)
[    9.618349][  T203]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.618541][  T203]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.618731][  T203]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.618932][  T203]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.619121][  T203]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.619315][  T203]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.619503][  T203]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.619708][  T203]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.619908][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.620096][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.620287][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.620480][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.620673][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.620868][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.621059][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.621252][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.621437][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.621634][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.621830][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.622020][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.622214][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.622398][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.622592][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.622789][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.622974][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.623167][  T203]  ? 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))
[    9.623355][  T203]  ? 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))
[    9.623554][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.623755][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.623940][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.624127][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.624318][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.624504][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.624700][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.624902][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.625087][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.625309][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[    9.625499][  T203]  ___sys_sendmsg (net/socket.c:2752)
[    9.625690][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.625887][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.626081][  T203]  ? 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))
[    9.626279][  T203]  __sys_sendmsg (net/socket.c:2784)
[    9.626465][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.626659][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.626857][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.627043][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.627236][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.627421][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.627616][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.627849][  T203] RIP: 0033:0x7f1be96c708e
[    9.628038][  T203] 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
[    9.628574][  T203] RSP: 002b:00007ffe4cc84d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.628841][  T203] RAX: ffffffffffffffda RBX: 00007ffe4cc85508 RCX: 00007f1be96c708e
[    9.629088][  T203] RDX: 0000000000000000 RSI: 00007ffe4cc84e20 RDI: 0000000000000005
[    9.629356][  T203] RBP: 00007ffe4cc84d80 R08: 0000000000000000 R09: 0000000000000000
[    9.629614][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c7d3


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