======================================
| xx__-> [    9.447614][  T186] ------------[ cut here ]------------
| [    9.447881][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/186
| [    9.448209][  T186] Modules linked in: veth
| [    9.448732][  T186] Tainted: [W]=WARN
[    9.448842][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.449020][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.449237][  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
[    9.449800][  T186] RSP: 0018:ffa0000000936e30 EFLAGS: 00010286
[    9.449982][  T186] RAX: 00000000ffffffa6 RBX: ff110000095dc200 RCX: 1ff4000000126d8c
[    9.450195][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000095dc2b8
[    9.450419][  T186] RBP: ff11000009a0c000 R08: 1fe22000012bb858 R09: ff1100000bdf2e80
[    9.450632][  T186] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.450853][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000275a700
[    9.451068][  T186] FS:  00007f4f88be4840(0000) GS:ff1100007aa30000(0000) knlGS:0000000000000000
[    9.451323][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.451512][  T186] CR2: 0000563ad5044240 CR3: 000000000be5f005 CR4: 0000000000771ef0
[    9.451734][  T186] PKRU: 55555554
[    9.451848][  T186] Call Trace:
[    9.451956][  T186]  <TASK>
[    9.452031][  T186]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[    9.452178][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.452329][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.452443][  T186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.452588][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.452736][  T186]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.452882][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.453025][  T186]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.453179][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.453617][  T186]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.453803][  T186]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.453952][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.454099][  T186] veth_newlink (drivers/net/veth.c:1871) veth
[    9.454249][  T186]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.454434][  T186]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.454584][  T186]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.454733][  T186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.454892][  T186]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.455036][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.455184][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.455335][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.455486][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.455633][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.455802][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.455969][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.456127][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.456281][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.456433][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.456577][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.456724][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.456868][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.457010][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.457155][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.457307][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.457454][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.457595][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.457742][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.457885][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.458025][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.458387][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.458535][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.458682][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.458824][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.458966][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.459111][  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))
[    9.459257][  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))
[    9.459408][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.459555][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.459703][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.459845][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.459988][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.460132][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.460285][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.460434][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.460576][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.460758][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.460904][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.461066][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.461207][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.461366][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.461514][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.461654][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.461802][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.461945][  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)
[    9.462088][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.462231][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.462377][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.462526][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.462671][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.462816][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.462991][  T186] RIP: 0033:0x7f4f88e1e08e
[    9.463139][  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
[    9.463677][  T186] RSP: 002b:00007fff44d92390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.463892][  T186] RAX: ffffffffffffffda RBX: 00007fff44d92b28 RCX: 00007f4f88e1e08e
[    9.464104][  T186] RDX: 0000000000000000 RSI: 00007fff44d92440 RDI: 0000000000000005
[    9.464325][  T186] RBP: 00007fff44d923a0 R08: 0000000000000000 R09: 0000000000000000
[    9.464542][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8f6
[    9.464761][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff44d92b00
| [    9.480681][  T186] ------------[ cut here ]------------
| [    9.480879][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
| [    9.481123][  T186] Modules linked in: veth
| [    9.481658][  T186] Tainted: [W]=WARN
[    9.481779][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.481953][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.482134][  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
[    9.482669][  T186] RSP: 0018:ffa00000009371b0 EFLAGS: 00010286
[    9.482862][  T186] RAX: 00000000ffffffa6 RBX: ff1100000ac22580 RCX: 1ff4000000126dfc
[    9.483066][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ac22638
[    9.483280][  T186] RBP: ff11000007dec000 R08: 1fe22000015844c8 R09: ff1100000bdf2e80
[    9.483492][  T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.483702][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.483908][  T186] FS:  00007f4f88be4840(0000) GS:ff1100007a9b0000(0000) knlGS:0000000000000000
[    9.484148][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.484326][  T186] CR2: 0000563ad5044240 CR3: 000000000be5f002 CR4: 0000000000771ef0
[    9.484540][  T186] PKRU: 55555554
[    9.484666][  T186] Call Trace:
[    9.484773][  T186]  <TASK>
[    9.484845][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.484987][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.485092][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.485233][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.485376][  T186]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.485518][  T186]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.485659][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.485804][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.485944][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.486081][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.486222][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.486373][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.486520][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.486659][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.486803][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.486942][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.487079][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.487217][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.487366][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.487512][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.487648][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.487792][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.487929][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.488065][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.488205][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.488349][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.488493][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.488631][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.488775][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.488917][  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))
[    9.489055][  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))
[    9.489194][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.489339][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.489485][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.489624][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.489771][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.489911][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.490077][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.490215][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.490368][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.490549][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.490696][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.490838][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.490975][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.491124][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.491269][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.491414][  T186]  ? down_write_nested (kernel/locking/rwsem.c:1753)
[    9.491552][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.491698][  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)
[    9.491838][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.491975][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.492112][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.492254][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.492392][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.492536][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.492713][  T186] RIP: 0033:0x7f4f88e1e08e
[    9.492860][  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
[    9.493354][  T186] RSP: 002b:00007fff44d92390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.493575][  T186] RAX: ffffffffffffffda RBX: 00007fff44d92b28 RCX: 00007f4f88e1e08e
[    9.493783][  T186] RDX: 0000000000000000 RSI: 00007fff44d92440 RDI: 0000000000000005
[    9.493987][  T186] RBP: 00007fff44d923a0 R08: 0000000000000000 R09: 0000000000000000
[    9.494193][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8f6
[    9.494401][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff44d92b00
| [    9.632287][  T196] ------------[ cut here ]------------
| [    9.632533][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [    9.632860][  T196] Modules linked in: veth
| [    9.633390][  T196] Tainted: [W]=WARN
[    9.633566][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.633814][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.634065][  T196] 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
[    9.634897][  T196] RSP: 0018:ffa00000007a6e30 EFLAGS: 00010286
[    9.635130][  T196] RAX: 00000000ffffffa6 RBX: ff1100000280a3c0 RCX: 1ff40000000f4d8c
[    9.635426][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000280a478
[    9.635698][  T196] RBP: ff1100000a0b9000 R08: 1fe2200000501490 R09: ff1100000bef2e80
[    9.635971][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.636237][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005706700
[    9.636529][  T196] FS:  00007fecd5c5a840(0000) GS:ff1100007aab0000(0000) knlGS:0000000000000000
[    9.636846][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.637086][  T196] CR2: 00007fecd5fc1f6d CR3: 000000000e579003 CR4: 0000000000771ef0
[    9.637368][  T196] PKRU: 55555554
[    9.637542][  T196] Call Trace:
[    9.637715][  T196]  <TASK>
[    9.637845][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.638050][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.638216][  T196]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.638480][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[    9.638689][  T196]  ? netif_change_name (net/core/dev.c:1495)
[    9.638893][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.639094][  T196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.639304][  T196]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.639527][  T196]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.639746][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.639949][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.640149][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.640361][  T196]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.640570][  T196]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.640799][  T196] veth_newlink (drivers/net/veth.c:1871) veth
[    9.641004][  T196]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.641280][  T196]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.641498][  T196]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.641704][  T196]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.641924][  T196]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.642127][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.642365][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.642577][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.642799][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.643008][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.643215][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.643450][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.643653][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.643870][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.644076][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.644288][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.644500][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.644751][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.644960][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.645174][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.645435][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.645637][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.645843][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.646038][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.646231][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.646451][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.646646][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.646854][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.647056][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.647267][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.647484][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.647691][  T196]  ? 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))
[    9.647908][  T196]  ? 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))
[    9.648108][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.648319][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.648537][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.648756][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.648960][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.649161][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.649371][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.649586][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.649797][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.650027][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[    9.650231][  T196]  ___sys_sendmsg (net/socket.c:2752)
[    9.650452][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.650647][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.650866][  T196]  ? 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))
[    9.651067][  T196]  __sys_sendmsg (net/socket.c:2784)
[    9.651274][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.651486][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.651683][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.651883][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.652078][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.652286][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.652496][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.652734][  T196] RIP: 0033:0x7fecd5e9408e
[    9.652938][  T196] 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
[    9.653513][  T196] RSP: 002b:00007fffcaa250f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.653792][  T196] RAX: ffffffffffffffda RBX: 00007fffcaa25888 RCX: 00007fecd5e9408e
[    9.654056][  T196] RDX: 0000000000000000 RSI: 00007fffcaa251a0 RDI: 0000000000000005
[    9.654326][  T196] RBP: 00007fffcaa25100 R08: 0000000000000000 R09: 0000000000000000
[    9.654600][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8f6
[    9.654875][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcaa25860
| [    9.671750][  T196] ------------[ cut here ]------------
| [    9.671960][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [    9.672264][  T196] Modules linked in: veth
| [    9.672844][  T196] Tainted: [W]=WARN
[    9.673001][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.673225][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.673515][  T196] 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
[    9.674060][  T196] RSP: 0018:ffa00000007a71b0 EFLAGS: 00010286
[    9.674301][  T196] RAX: 00000000ffffffa6 RBX: ff1100000d5c8740 RCX: 1ff40000000f4dfc
[    9.674572][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5c87f8
[    9.674848][  T196] RBP: ff110000082f1000 R08: 1fe2200001ab9100 R09: ff1100000bef2e80
[    9.675105][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.675375][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.675645][  T196] FS:  00007fecd5c5a840(0000) GS:ff1100007aab0000(0000) knlGS:0000000000000000
[    9.675953][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.676180][  T196] CR2: 00007fecd5fc1f6d CR3: 000000000e579003 CR4: 0000000000771ef0
[    9.676462][  T196] PKRU: 55555554
[    9.676622][  T196] Call Trace:
[    9.676794][  T196]  <TASK>
[    9.676916][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.677108][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.677276][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[    9.677482][  T196]  ? netif_change_name (net/core/dev.c:1495)
[    9.677680][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.677875][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.678070][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.678268][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.678472][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.678666][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.678869][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.679064][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.679265][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.679472][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.679660][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.679862][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.680052][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.680252][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.680484][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.680682][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.680878][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.681072][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.681272][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.681480][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.681675][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.681869][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.682061][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.682257][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.682462][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.682657][  T196]  ? 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))
[    9.682855][  T196]  ? 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))
[    9.683051][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.683250][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.683454][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.683648][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.683849][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.684041][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.684232][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.684445][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.684635][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.684864][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[    9.685063][  T196]  ___sys_sendmsg (net/socket.c:2752)
[    9.685263][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.685470][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.685677][  T196]  ? 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))
[    9.685876][  T196]  __sys_sendmsg (net/socket.c:2784)
[    9.686066][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.686270][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.686477][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.686672][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.686870][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.687061][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.687260][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.687494][  T196] RIP: 0033:0x7fecd5e9408e
[    9.687697][  T196] 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
[    9.688249][  T196] RSP: 002b:00007fffcaa250f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.688522][  T196] RAX: ffffffffffffffda RBX: 00007fffcaa25888 RCX: 00007fecd5e9408e
[    9.688793][  T196] RDX: 0000000000000000 RSI: 00007fffcaa251a0 RDI: 0000000000000005
[    9.689050][  T196] RBP: 00007fffcaa25100 R08: 0000000000000000 R09: 0000000000000000
[    9.689319][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8f6
[    9.689589][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcaa25860
| [    9.905950][  T210] ------------[ cut here ]------------
| [    9.906139][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [    9.906401][  T210] Modules linked in: veth
| [    9.906817][  T210] Tainted: [W]=WARN
[    9.906924][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.907104][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.907312][  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
[    9.907830][  T210] RSP: 0018:ffa0000000666e30 EFLAGS: 00010286
[    9.908014][  T210] RAX: 00000000ffffffa6 RBX: ff1100000280ae40 RCX: 1ff40000000ccd8c
[    9.908231][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000280aef8
[    9.908453][  T210] RBP: ff11000008811000 R08: 1fe22000005015e0 R09: ff1100000c2e0b80
[    9.908666][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.908883][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ae78e80
[    9.909100][  T210] FS:  00007f05c3f16840(0000) GS:ff1100007a9b0000(0000) knlGS:0000000000000000
[    9.909365][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.909554][  T210] CR2: 000000000042ebe0 CR3: 0000000004fed006 CR4: 0000000000771ef0
[    9.909777][  T210] PKRU: 55555554
[    9.909884][  T210] Call Trace:
[    9.909989][  T210]  <TASK>
[    9.910063][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.910211][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.910386][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.910499][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.910642][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.910785][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.910927][  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)
[    9.911069][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.911213][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.911362][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.911508][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.911650][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.911802][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.911943][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.912085][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.912227][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.912374][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.912523][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[    9.912672][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.912849][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.912997][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.913136][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.913298][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.913444][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.913586][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.913736][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.913879][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.914018][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.914192][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.914345][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.914561][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.914714][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.914858][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.915000][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.915274][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.915505][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.915644][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.915788][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.915934][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.916077][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.916218][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.916369][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.916593][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.916747][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.916890][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.917027][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.917167][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.917312][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.917533][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.917681][  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))
[    9.917821][  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))
[    9.917962][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.918103][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.918248][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.918392][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.918639][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.918784][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.918929][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.919071][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.919211][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.919401][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.919612][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.919755][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.919896][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.920046][  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))
[    9.920212][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.920359][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.920604][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.920753][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.920895][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.921036][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.921178][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.921327][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.921507][  T210] RIP: 0033:0x7f05c415008e
[    9.921657][  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
[    9.922160][  T210] RSP: 002b:00007fffb157d130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.922383][  T210] RAX: ffffffffffffffda RBX: 00007fffb157d8c8 RCX: 00007f05c415008e
[    9.922600][  T210] RDX: 0000000000000000 RSI: 00007fffb157d1e0 RDI: 0000000000000005
[    9.922815][  T210] RBP: 00007fffb157d140 R08: 0000000000000000 R09: 0000000000000000
[    9.923027][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8f7
[    9.923235][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb157d8a0
| [    9.931054][  T210] ------------[ cut here ]------------
| [    9.931210][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [    9.931994][  T210] Modules linked in: veth
| [    9.932391][  T210] Tainted: [W]=WARN
[    9.932554][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.932790][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.932971][  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
[    9.933527][  T210] RSP: 0018:ffa00000006671b0 EFLAGS: 00010286
[    9.933709][  T210] RAX: 00000000ffffffa6 RBX: ff11000008d85700 RCX: 1ff40000000ccdfc
[    9.933915][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008d857b8
[    9.934125][  T210] RBP: ff1100000580c000 R08: 1fe22000011b0af8 R09: ff1100000c2e0b80
[    9.934338][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.934599][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.934814][  T210] FS:  00007f05c3f16840(0000) GS:ff1100007a9b0000(0000) knlGS:0000000000000000
[    9.935056][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.935233][  T210] CR2: 000000000042ebe0 CR3: 0000000004fed006 CR4: 0000000000771ef0
[    9.935501][  T210] PKRU: 55555554
[    9.935605][  T210] Call Trace:
[    9.935715][  T210]  <TASK>
[    9.935787][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.935928][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.936033][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.936174][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.936318][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.936515][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.936655][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.936801][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.936940][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.937076][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.937213][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.937393][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.937597][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.937746][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.937884][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.938022][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.938158][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.938313][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.938512][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.938650][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.938797][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.938934][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.939072][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.939210][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.939360][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.939572][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.939717][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.939856][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.939995][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.940137][  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))
[    9.940282][  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))
[    9.940478][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.940617][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.940765][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.940905][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.941044][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.941182][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.941330][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.941530][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.941673][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.941845][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.941986][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.942124][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.942290][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.942496][  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))
[    9.942637][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.942780][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.942925][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.943063][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.943203][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.943349][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.943551][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.943714][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.943885][  T210] RIP: 0033:0x7f05c415008e
[    9.944030][  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
[    9.944600][  T210] RSP: 002b:00007fffb157d130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.944813][  T210] RAX: ffffffffffffffda RBX: 00007fffb157d8c8 RCX: 00007f05c415008e
[    9.945017][  T210] RDX: 0000000000000000 RSI: 00007fffb157d1e0 RDI: 0000000000000005
[    9.945236][  T210] RBP: 00007fffb157d140 R08: 0000000000000000 R09: 0000000000000000
[    9.945505][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c8f7


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