======================================
| xx__-> [   10.481612][  T187] ------------[ cut here ]------------
| [   10.482015][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [   10.482420][  T187] Modules linked in: veth
| [   10.483114][  T187] Tainted: [W]=WARN
[   10.483293][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.483635][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.484058][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.484982][  T187] RSP: 0018:ffa00000007b6e30 EFLAGS: 00010286
[   10.485373][  T187] RAX: 00000000ffffffa6 RBX: ff11000004faa740 RCX: 1ff40000000f6d8c
[   10.485709][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004faa7f8
[   10.486144][  T187] RBP: ff110000085b1000 R08: 1fe22000009f5500 R09: ff1100000d418b80
[   10.486470][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.486807][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000595f180
[   10.487276][  T187] FS:  00007f7b73b29840(0000) GS:ff110000a6930000(0000) knlGS:0000000000000000
[   10.487666][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.488008][  T187] CR2: 000055bb3e6739a8 CR3: 000000000e2ea005 CR4: 0000000000771ef0
[   10.488330][  T187] PKRU: 55555554
[   10.488497][  T187] Call Trace:
[   10.488669][  T187]  <TASK>
[   10.488787][  T187]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[   10.489143][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.489383][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.489545][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.489738][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.489960][  T187]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.490185][  T187]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.490410][  T187]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   10.490635][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.490890][  T187]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[   10.491167][  T187]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.491400][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.491622][  T187] veth_newlink (drivers/net/veth.c:1871) veth
[   10.491857][  T187]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.492134][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.492358][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.492579][  T187]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.492848][  T187]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.493080][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.493325][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.493573][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.493805][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.494047][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.494271][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.494494][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.494718][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.494968][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.495200][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.495431][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.495658][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.495896][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.496117][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.496340][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.496579][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.496812][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.497059][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.497285][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.497505][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.497727][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.497968][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.498221][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.498470][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.498661][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.498885][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.499113][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.499329][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.499554][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.499777][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.500012][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.500242][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.500469][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.500697][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.500937][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.501161][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.501385][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.501657][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.501911][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.502133][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.502357][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.502599][  T187]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.502842][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.503075][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.503310][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.503541][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.503768][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.504015][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.504244][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.504476][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.504771][  T187] RIP: 0033:0x7f7b73d6308e
[   10.505028][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.505873][  T187] RSP: 002b:00007ffd80e7d780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.506216][  T187] RAX: ffffffffffffffda RBX: 00007ffd80e7df18 RCX: 00007f7b73d6308e
[   10.506560][  T187] RDX: 0000000000000000 RSI: 00007ffd80e7d830 RDI: 0000000000000005
[   10.506932][  T187] RBP: 00007ffd80e7d790 R08: 0000000000000000 R09: 0000000000000000
[   10.507250][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c741
[   10.507602][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd80e7def0
| [   10.539552][  T187] ------------[ cut here ]------------
| [   10.539996][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
| [   10.540395][  T187] Modules linked in: veth
| [   10.541028][  T187] Tainted: [W]=WARN
[   10.541200][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.541508][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.541809][  T187] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.542601][  T187] RSP: 0018:ffa00000007b71b0 EFLAGS: 00010286
[   10.542899][  T187] RAX: 00000000ffffffa6 RBX: ff1100000d6b9380 RCX: 1ff40000000f6dfc
[   10.543227][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6b9438
[   10.543550][  T187] RBP: ff11000009784000 R08: 1fe2200001ad7288 R09: ff1100000d418b80
[   10.543889][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.544209][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.544537][  T187] FS:  00007f7b73b29840(0000) GS:ff110000a6930000(0000) knlGS:0000000000000000
[   10.544934][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.545208][  T187] CR2: 000055bb3e6739a8 CR3: 000000000e2ea005 CR4: 0000000000771ef0
[   10.545539][  T187] PKRU: 55555554
[   10.545707][  T187] Call Trace:
[   10.545904][  T187]  <TASK>
[   10.546032][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.546283][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.546463][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[   10.546687][  T187]  ? netif_change_name (net/core/dev.c:1495)
[   10.546920][  T187]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.547138][  T187]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.547357][  T187]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.547575][  T187]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.547796][  T187]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.548027][  T187]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.548253][  T187]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.548490][  T187]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.548725][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.548970][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.549200][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.549436][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.549666][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.549913][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.550151][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.550377][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.550606][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.550850][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.551085][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.551308][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.551537][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.551763][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.552008][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.552230][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.552458][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.552696][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.552939][  T187]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.553171][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.553409][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.553633][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.553871][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.554095][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.554344][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.554574][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.554802][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.555048][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.555337][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[   10.555568][  T187]  ___sys_sendmsg (net/socket.c:2752)
[   10.555798][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.556052][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.556297][  T187]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   10.556519][  T187]  __sys_sendmsg (net/socket.c:2784)
[   10.556741][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.556984][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.557214][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.557442][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.557663][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.557899][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.558127][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.558403][  T187] RIP: 0033:0x7f7b73d6308e
[   10.558633][  T187] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.559448][  T187] RSP: 002b:00007ffd80e7d780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.559787][  T187] RAX: ffffffffffffffda RBX: 00007ffd80e7df18 RCX: 00007f7b73d6308e
[   10.560132][  T187] RDX: 0000000000000000 RSI: 00007ffd80e7d830 RDI: 0000000000000005
[   10.560469][  T187] RBP: 00007ffd80e7d790 R08: 0000000000000000 R09: 0000000000000000
[   10.560793][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c741
[   10.561134][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd80e7def0
| [   10.742400][  T196] ------------[ cut here ]------------
| [   10.742667][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/196
| [   10.743102][  T196] Modules linked in: veth
| [   10.743735][  T196] Tainted: [W]=WARN
[   10.743918][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.744198][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.744495][  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
[   10.745319][  T196] RSP: 0018:ffa0000000586e30 EFLAGS: 00010286
[   10.745605][  T196] RAX: 00000000ffffffa6 RBX: ff1100000d6bcc80 RCX: 1ff40000000b0d8c
[   10.745958][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6bcd38
[   10.746291][  T196] RBP: ff1100000a1cc000 R08: 1fe2200001ad79a8 R09: ff1100000c242e80
[   10.746622][  T196] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.746960][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a764400
[   10.747294][  T196] FS:  00007fec09246840(0000) GS:ff110000a6930000(0000) knlGS:0000000000000000
[   10.747685][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.747978][  T196] CR2: 000000000042ebe0 CR3: 000000000c5ef003 CR4: 0000000000771ef0
[   10.748315][  T196] PKRU: 55555554
[   10.748486][  T196] Call Trace:
[   10.748654][  T196]  <TASK>
[   10.748774][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.749030][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.749205][  T196]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.749497][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.749732][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.749973][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.750199][  T196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.750423][  T196]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.750658][  T196]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.750903][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.751132][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.751360][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.751592][  T196]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.751820][  T196]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.752067][  T196] veth_newlink (drivers/net/veth.c:1871) veth
[   10.752300][  T196]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.752584][  T196]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.752821][  T196]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.753068][  T196]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.753331][  T196]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.753558][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.753785][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.754024][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.754253][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.754482][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.754707][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.754941][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.755165][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.755399][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.755633][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.755871][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.756096][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.756323][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.756547][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.756772][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.757016][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.757241][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.757463][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.757690][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.757943][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.758180][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.758421][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.758649][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.758927][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.759151][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.759378][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.759611][  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))
[   10.759844][  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))
[   10.760071][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.760300][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.760526][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.760754][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.760993][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.761221][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.761447][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.761677][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.761913][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.762192][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   10.762424][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.762648][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.762890][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.763134][  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))
[   10.763364][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.763591][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.763824][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.764067][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.764296][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.764518][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.764743][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.764992][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.765276][  T196] RIP: 0033:0x7fec0948008e
[   10.765512][  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
[   10.766334][  T196] RSP: 002b:00007ffe13313090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.766688][  T196] RAX: ffffffffffffffda RBX: 00007ffe13313828 RCX: 00007fec0948008e
[   10.767236][  T196] RDX: 0000000000000000 RSI: 00007ffe13313140 RDI: 0000000000000005
[   10.767575][  T196] RBP: 00007ffe133130a0 R08: 0000000000000000 R09: 0000000000000000
[   10.767924][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c742
[   10.768260][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe13313800
| [   10.799028][  T196] ------------[ cut here ]------------
| [   10.799284][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/196
| [   10.799680][  T196] Modules linked in: veth
| [   10.800566][  T196] Tainted: [W]=WARN
[   10.800743][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.801037][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.801328][  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
[   10.802119][  T196] RSP: 0018:ffa00000005871b0 EFLAGS: 00010286
[   10.802403][  T196] RAX: 00000000ffffffa6 RBX: ff11000004eea900 RCX: 1ff40000000b0dfc
[   10.802730][  T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004eea9b8
[   10.803069][  T196] RBP: ff1100000a264000 R08: 1fe22000009dd538 R09: ff1100000c242e80
[   10.803399][  T196] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.803735][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.804089][  T196] FS:  00007fec09246840(0000) GS:ff110000a6930000(0000) knlGS:0000000000000000
[   10.804478][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.804758][  T196] CR2: 000000000042ebe0 CR3: 000000000c5ef003 CR4: 0000000000771ef0
[   10.805102][  T196] PKRU: 55555554
[   10.805269][  T196] Call Trace:
[   10.805431][  T196]  <TASK>
[   10.805547][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.805774][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.805957][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.806181][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.806404][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.806624][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.806859][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.807087][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.807311][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.807531][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.807752][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.808018][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.808257][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.808510][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.808733][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.808964][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.809185][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.809406][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.809637][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.809875][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.810097][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.810317][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.810540][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.810759][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.810996][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.811219][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.811444][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.811665][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.811903][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.812135][  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))
[   10.812358][  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))
[   10.812585][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.812812][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.813053][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.813279][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.813501][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.813724][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.813964][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.814189][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.814410][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.814685][  T196]  ? move_addr_to_kernel (net/socket.c:258)
[   10.814930][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.815150][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.815371][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.815615][  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))
[   10.815870][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.816098][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.816336][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.816560][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.816783][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.817016][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.817232][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.817453][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.817732][  T196] RIP: 0033:0x7fec0948008e
[   10.817984][  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
[   10.818768][  T196] RSP: 002b:00007ffe13313090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.819124][  T196] RAX: ffffffffffffffda RBX: 00007ffe13313828 RCX: 00007fec0948008e
[   10.819458][  T196] RDX: 0000000000000000 RSI: 00007ffe13313140 RDI: 0000000000000005
[   10.819792][  T196] RBP: 00007ffe133130a0 R08: 0000000000000000 R09: 0000000000000000
[   10.820134][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c742
[   10.820470][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe13313800
| [   11.085626][  T210] ------------[ cut here ]------------
| [   11.085859][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [   11.086241][  T210] Modules linked in: veth
| [   11.086642][  T210] Tainted: [W]=WARN
[   11.086752][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.086942][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.087129][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.087633][  T210] RSP: 0018:ffa0000000586e30 EFLAGS: 00010286
[   11.087815][  T210] RAX: 00000000ffffffa6 RBX: ff1100000d6b8e40 RCX: 1ff40000000b0d8c
[   11.088041][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6b8ef8
[   11.088253][  T210] RBP: ff11000007d69000 R08: 1fe2200001ad71e0 R09: ff1100000c1cae80
[   11.088468][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.088680][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009b32700
[   11.088934][  T210] FS:  00007f2722cd8840(0000) GS:ff110000a67b0000(0000) knlGS:0000000000000000
[   11.089182][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.089364][  T210] CR2: 000000000042ebe0 CR3: 000000000b693002 CR4: 0000000000771ef0
[   11.089578][  T210] PKRU: 55555554
[   11.089685][  T210] Call Trace:
[   11.089792][  T210]  <TASK>
[   11.089876][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.090019][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.090163][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.090273][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   11.090422][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.090565][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.090705][  T210]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   11.090852][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.091000][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.091145][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.091286][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.091426][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.091574][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.091720][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.091875][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.092013][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.092153][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   11.092294][  T210] veth_newlink (drivers/net/veth.c:1871) veth
[   11.092437][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   11.092614][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.092758][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.092907][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   11.093064][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   11.093206][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   11.093348][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.093488][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.093632][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.093777][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.093929][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.094068][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.094207][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.094352][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.094514][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.094660][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.094802][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.094956][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.095102][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.095247][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.095399][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.095547][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.095692][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.095842][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.095990][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.096135][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.096281][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.096427][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.096575][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.096719][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.096882][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.097029][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.097171][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.097314][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.097458][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.097602][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.097745][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.097898][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.098044][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.098191][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.098334][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.098478][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.098657][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.098803][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.098953][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.099093][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.099243][  T210]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   11.099388][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.099535][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.099686][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.099836][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.099979][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.100125][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.100268][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.100415][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.100596][  T210] RIP: 0033:0x7f2722f1208e
[   11.100751][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.101307][  T210] RSP: 002b:00007fffb76d9fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.101541][  T210] RAX: ffffffffffffffda RBX: 00007fffb76da768 RCX: 00007f2722f1208e
[   11.101767][  T210] RDX: 0000000000000000 RSI: 00007fffb76da080 RDI: 0000000000000005
[   11.101989][  T210] RBP: 00007fffb76d9fe0 R08: 0000000000000000 R09: 0000000000000000
[   11.102209][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c742
[   11.102426][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb76da740
| [   11.112614][  T210] ------------[ cut here ]------------
| [   11.112776][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [   11.113029][  T210] Modules linked in: veth
| [   11.113439][  T210] Tainted: [W]=WARN
[   11.113545][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.113720][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.113916][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e4 f0 ff       	call   0xfffffffffff0e474
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e4 f0 ff       	call   0xfffffffffff0e44a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.114413][  T210] RSP: 0018:ffa00000005871b0 EFLAGS: 00010286
[   11.114588][  T210] RAX: 00000000ffffffa6 RBX: ff1100000d6bd8c0 RCX: 1ff40000000b0dfc
[   11.114797][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6bd978
[   11.115078][  T210] RBP: ff1100000a25c000 R08: 1fe2200001ad7b30 R09: ff1100000c1cae80
[   11.115286][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.115491][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   11.115698][  T210] FS:  00007f2722cd8840(0000) GS:ff110000a67b0000(0000) knlGS:0000000000000000
[   11.116013][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.116188][  T210] CR2: 000000000042ebe0 CR3: 000000000b693002 CR4: 0000000000771ef0
[   11.116396][  T210] PKRU: 55555554
[   11.116501][  T210] Call Trace:
[   11.116606][  T210]  <TASK>
[   11.116679][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.116824][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.116958][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[   11.117099][  T210]  ? netif_change_name (net/core/dev.c:1495)
[   11.117239][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   11.117377][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   11.117519][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.117658][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   11.117800][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.117948][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.118086][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.118231][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.118376][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.118516][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.118657][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.118799][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.118946][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.119085][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.119227][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.119367][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.119506][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.119647][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.119792][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.119972][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.120119][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.120258][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.120399][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.120538][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.120679][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.120835][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.120986][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.121135][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.121279][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.121417][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.121557][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.121697][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.121846][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.121992][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.122135][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.122272][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.122442][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[   11.122583][  T210]  ___sys_sendmsg (net/socket.c:2752)
[   11.122719][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.122863][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.123013][  T210]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   11.123155][  T210]  __sys_sendmsg (net/socket.c:2784)
[   11.123294][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.123437][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.123575][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.123714][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.123859][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.124001][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.124139][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.124316][  T210] RIP: 0033:0x7f2722f1208e
[   11.124462][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.124958][  T210] RSP: 002b:00007fffb76d9fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.125167][  T210] RAX: ffffffffffffffda RBX: 00007fffb76da768 RCX: 00007f2722f1208e
[   11.125377][  T210] RDX: 0000000000000000 RSI: 00007fffb76da080 RDI: 0000000000000005
[   11.125584][  T210] RBP: 00007fffb76d9fe0 R08: 0000000000000000 R09: 0000000000000000
[   11.125797][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c742


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